4657887431 has 2 divisors, whose sum is σ = 4657887432. Its totient is φ = 4657887430.

The previous prime is 4657887427. The next prime is 4657887587. The reversal of 4657887431 is 1347887564.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4657887431 - 2² = 4657887427 is a prime.

It is a super-2 number, since 2×4657887431² = 43391830639735559522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4657887631) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2328943715 + 2328943716.

It is an arithmetic number, because the mean of its divisors is an integer number (2328943716).

Almost surely, 2^4657887431 is an apocalyptic number.

4657887431 is a deficient number, since it is larger than the sum of its proper divisors (1).

4657887431 is an equidigital number, since it uses as much as digits as its factorization.

4657887431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4515840, while the sum is 53.

The square root of 4657887431 is about 68248.7174311723. The cubic root of 4657887431 is about 1670.0507270618.

The spelling of 4657887431 in words is "four billion, six hundred fifty-seven million, eight hundred eighty-seven thousand, four hundred thirty-one".