956223761 has 2 divisors, whose sum is σ = 956223762. Its totient is φ = 956223760.

The previous prime is 956223703. The next prime is 956223791. The reversal of 956223761 is 167322659.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 591413761 + 364810000 = 24319^2 + 19100^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-956223761 is a prime.

It is a super-2 number, since 2×956223761² = 1828727762201970242, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (956223791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478111880 + 478111881.

It is an arithmetic number, because the mean of its divisors is an integer number (478111881).

Almost surely, 2^956223761 is an apocalyptic number.

It is an amenable number.

956223761 is a deficient number, since it is larger than the sum of its proper divisors (1).

956223761 is an equidigital number, since it uses as much as digits as its factorization.

956223761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 136080, while the sum is 41.

The square root of 956223761 is about 30922.8679297377. The cubic root of 956223761 is about 985.1896569361.

The spelling of 956223761 in words is "nine hundred fifty-six million, two hundred twenty-three thousand, seven hundred sixty-one".