957431 has 2 divisors, whose sum is σ = 957432. Its totient is φ = 957430.

The previous prime is 957419. The next prime is 957433. The reversal of 957431 is 134759.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-957431 is a prime.

It is a super-2 number, since 2×957431² = 1833348239522, which contains 22 as substring.

Together with 957433, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 957394 and 957403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (957433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478715 + 478716.

It is an arithmetic number, because the mean of its divisors is an integer number (478716).

2⁹⁵⁷⁴³¹ is an apocalyptic number.

957431 is a deficient number, since it is larger than the sum of its proper divisors (1).

957431 is an equidigital number, since it uses as much as digits as its factorization.

957431 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3780, while the sum is 29.

The square root of 957431 is about 978.4840315508. The cubic root of 957431 is about 98.5604085459.

The spelling of 957431 in words is "nine hundred fifty-seven thousand, four hundred thirty-one".