958961923 has 2 divisors, whose sum is σ = 958961924. Its totient is φ = 958961922.

The previous prime is 958961897. The next prime is 958961981. The reversal of 958961923 is 329169859.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-958961923 is a prime.

It is not a weakly prime, because it can be changed into another prime (958967923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 479480961 + 479480962.

It is an arithmetic number, because the mean of its divisors is an integer number (479480962).

Almost surely, 2^958961923 is an apocalyptic number.

958961923 is a deficient number, since it is larger than the sum of its proper divisors (1).

958961923 is an equidigital number, since it uses as much as digits as its factorization.

958961923 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1049760, while the sum is 52.

The square root of 958961923 is about 30967.1103430721. The cubic root of 958961923 is about 986.1291295428.

The spelling of 958961923 in words is "nine hundred fifty-eight million, nine hundred sixty-one thousand, nine hundred twenty-three".