974009431 has 2 divisors, whose sum is σ = 974009432. Its totient is φ = 974009430.

The previous prime is 974009419. The next prime is 974009437. The reversal of 974009431 is 134900479.

974009431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 974009431 - 2¹³ = 974001239 is a prime.

It is a super-2 number, since 2×974009431² = 1897388743353887522, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (974009437) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 487004715 + 487004716.

It is an arithmetic number, because the mean of its divisors is an integer number (487004716).

Almost surely, 2^974009431 is an apocalyptic number.

974009431 is a deficient number, since it is larger than the sum of its proper divisors (1).

974009431 is an equidigital number, since it uses as much as digits as its factorization.

974009431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27216, while the sum is 37.

The square root of 974009431 is about 31209.1241626547. The cubic root of 974009431 is about 991.2603174675.

The spelling of 974009431 in words is "nine hundred seventy-four million, nine thousand, four hundred thirty-one".