958274491 has 2 divisors, whose sum is σ = 958274492. Its totient is φ = 958274490.

The previous prime is 958274489. The next prime is 958274501. The reversal of 958274491 is 194472859.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 958274491 - 2¹ = 958274489 is a prime.

Together with 958274489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (958275491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479137245 + 479137246.

It is an arithmetic number, because the mean of its divisors is an integer number (479137246).

Almost surely, 2^958274491 is an apocalyptic number.

958274491 is a deficient number, since it is larger than the sum of its proper divisors (1).

958274491 is an equidigital number, since it uses as much as digits as its factorization.

958274491 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 49.

The square root of 958274491 is about 30956.0089643352. The cubic root of 958274491 is about 985.8934376098.

The spelling of 958274491 in words is "nine hundred fifty-eight million, two hundred seventy-four thousand, four hundred ninety-one".