5311440321241 has 4 divisors (see below), whose sum is σ = 5311548526500. Its totient is φ = 5311332115984.

The previous prime is 5311440321127. The next prime is 5311440321281. The reversal of 5311440321241 is 1421230441135.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3355414304841 + 1956026016400 = 1831779^2 + 1398580^2 .

It is a cyclic number.

It is not a de Polignac number, because 5311440321241 - 2⁷ = 5311440321113 is a prime.

It is a super-2 number, since 2×5311440321241² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5311440321281) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54028966 + ... + 54127183.

It is an arithmetic number, because the mean of its divisors is an integer number (1327887131625).

Almost surely, 2^{5311440321241} is an apocalyptic number.

It is an amenable number.

5311440321241 is a deficient number, since it is larger than the sum of its proper divisors (108205259).

5311440321241 is a wasteful number, since it uses less digits than its factorization.

5311440321241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 108205258.

The product of its (nonzero) digits is 11520, while the sum is 31.

Adding to 5311440321241 its reverse (1421230441135), we get a palindrome (6732670762376).

The spelling of 5311440321241 in words is "five trillion, three hundred eleven billion, four hundred forty million, three hundred twenty-one thousand, two hundred forty-one".