5112320431 has 2 divisors, whose sum is σ = 5112320432. Its totient is φ = 5112320430.

The previous prime is 5112320429. The next prime is 5112320471. The reversal of 5112320431 is 1340232115.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5112320431 - 2¹ = 5112320429 is a prime.

It is a super-2 number, since 2×5112320431² = 52271640378440051522, which contains 22 as substring.

Together with 5112320429, 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 (5112320471) 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 as a sum of consecutive naturals, namely, 2556160215 + 2556160216.

It is an arithmetic number, because the mean of its divisors is an integer number (2556160216).

Almost surely, 2^5112320431 is an apocalyptic number.

5112320431 is a deficient number, since it is larger than the sum of its proper divisors (1).

5112320431 is an equidigital number, since it uses as much as digits as its factorization.

5112320431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 720, while the sum is 22.

The square root of 5112320431 is about 71500.4925227792. The cubic root of 5112320431 is about 1722.6855953141.

Adding to 5112320431 its reverse (1340232115), we get a palindrome (6452552546).

The spelling of 5112320431 in words is "five billion, one hundred twelve million, three hundred twenty thousand, four hundred thirty-one".