966573431 has 2 divisors, whose sum is σ = 966573432. Its totient is φ = 966573430.

The previous prime is 966573409. The next prime is 966573463. The reversal of 966573431 is 134375669.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 966573431 - 2¹⁸ = 966311287 is a prime.

It is a super-2 number, since 2×966573431² = 1868528395030223522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (966579431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 483286715 + 483286716.

It is an arithmetic number, because the mean of its divisors is an integer number (483286716).

Almost surely, 2^966573431 is an apocalyptic number.

966573431 is a deficient number, since it is larger than the sum of its proper divisors (1).

966573431 is an equidigital number, since it uses as much as digits as its factorization.

966573431 is an evil number, because the sum of its binary digits is even.

The product of its digits is 408240, while the sum is 44.

The square root of 966573431 is about 31089.7640872362. The cubic root of 966573431 is about 988.7313037988.

The spelling of 966573431 in words is "nine hundred sixty-six million, five hundred seventy-three thousand, four hundred thirty-one".