5257996111 has 4 divisors (see below), whose sum is σ = 5400104152. Its totient is φ = 5115888072.

The previous prime is 5257996057. The next prime is 5257996187. The reversal of 5257996111 is 1116997525.

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

It is a cyclic number.

It is not a de Polignac number, because 5257996111 - 2³¹ = 3110512463 is a prime.

It is a super-2 number, since 2×5257996111² = 55293046206582248642, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5257996511) 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, 71053965 + ... + 71054038.

It is an arithmetic number, because the mean of its divisors is an integer number (1350026038).

Almost surely, 2^5257996111 is an apocalyptic number.

5257996111 is a deficient number, since it is larger than the sum of its proper divisors (142108041).

5257996111 is a wasteful number, since it uses less digits than its factorization.

5257996111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142108040.

The product of its digits is 170100, while the sum is 46.

The square root of 5257996111 is about 72512.0411449023. The cubic root of 5257996111 is about 1738.8952461176.

The spelling of 5257996111 in words is "five billion, two hundred fifty-seven million, nine hundred ninety-six thousand, one hundred eleven".