951928961 has 2 divisors, whose sum is σ = 951928962. Its totient is φ = 951928960.

The previous prime is 951928949. The next prime is 951929029. The reversal of 951928961 is 169829159.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 557668225 + 394260736 = 23615^2 + 19856^2 .

It is an emirp because it is prime and its reverse (169829159) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 951928961 - 2⁶ = 951928897 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (951928921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 475964480 + 475964481.

It is an arithmetic number, because the mean of its divisors is an integer number (475964481).

Almost surely, 2^951928961 is an apocalyptic number.

It is an amenable number.

951928961 is a deficient number, since it is larger than the sum of its proper divisors (1).

951928961 is an equidigital number, since it uses as much as digits as its factorization.

951928961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 349920, while the sum is 50.

The square root of 951928961 is about 30853.3460259985. The cubic root of 951928961 is about 983.7124772043.

The spelling of 951928961 in words is "nine hundred fifty-one million, nine hundred twenty-eight thousand, nine hundred sixty-one".