5156433631 has 2 divisors, whose sum is σ = 5156433632. Its totient is φ = 5156433630.

The previous prime is 5156433629. The next prime is 5156433637. The reversal of 5156433631 is 1363346515.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5156433631 - 2¹ = 5156433629 is a prime.

It is a super-2 number, since 2×5156433631² = 53177615581815688322, which contains 22 as substring.

Together with 5156433629, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5156433637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2578216815 + 2578216816.

It is an arithmetic number, because the mean of its divisors is an integer number (2578216816).

Almost surely, 2^5156433631 is an apocalyptic number.

5156433631 is a deficient number, since it is larger than the sum of its proper divisors (1).

5156433631 is an equidigital number, since it uses as much as digits as its factorization.

5156433631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 97200, while the sum is 37.

The square root of 5156433631 is about 71808.3117125030. The cubic root of 5156433631 is about 1727.6263158319.

The spelling of 5156433631 in words is "five billion, one hundred fifty-six million, four hundred thirty-three thousand, six hundred thirty-one".