5406513841 has 3 divisors (see below), whose sum is σ = 5406587371. Its totient is φ = 5406440312.

The previous prime is 5406513829. The next prime is 5406513851. The reversal of 5406513841 is 1483156045.

It is a happy number.

The square root of 5406513841 is 73529.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 3803312241 + 1603201600 = 61671^2 + 40040^2 .

It is not a de Polignac number, because 5406513841 - 2³¹ = 3259030193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5406513841.

It is not an unprimeable number, because it can be changed into a prime (5406513811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 36765 + ... + 110293.

Almost surely, 2^5406513841 is an apocalyptic number.

5406513841 is the 73529-th square number.

5406513841 is the 36765-th centered octagonal number.

It is an amenable number.

5406513841 is a deficient number, since it is larger than the sum of its proper divisors (73530).

5406513841 is an frugal number, since it uses more digits than its factorization.

5406513841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147058 (or 73529 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 37.

The cubic root of 5406513841 is about 1755.1157886068.

Multiplying 5406513841 by its product of nonzero digits (57600), we get a square (311415197241600 = 17646960²).

Adding to 5406513841 its reverse (1483156045), we get a palindrome (6889669886).

The spelling of 5406513841 in words is "five billion, four hundred six million, five hundred thirteen thousand, eight hundred forty-one".