5405243351 has 4 divisors (see below), whose sum is σ = 5455759752. Its totient is φ = 5354726952.

The previous prime is 5405243321. The next prime is 5405243369. The reversal of 5405243351 is 1533425045.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5405243351 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5405243321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25258040 + ... + 25258253.

It is an arithmetic number, because the mean of its divisors is an integer number (1363939938).

Almost surely, 2^5405243351 is an apocalyptic number.

5405243351 is a deficient number, since it is larger than the sum of its proper divisors (50516401).

5405243351 is a wasteful number, since it uses less digits than its factorization.

5405243351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50516400.

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 5405243351 is about 73520.3601120125. The cubic root of 5405243351 is about 1754.9782981762.

Adding to 5405243351 its reverse (1533425045), we get a palindrome (6938668396).

The spelling of 5405243351 in words is "five billion, four hundred five million, two hundred forty-three thousand, three hundred fifty-one".