956420929 has 2 divisors, whose sum is σ = 956420930. Its totient is φ = 956420928.

The previous prime is 956420851. The next prime is 956420947. The reversal of 956420929 is 929024659.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 560410929 + 396010000 = 23673^2 + 19900^2 .

It is an emirp because it is prime and its reverse (929024659) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-956420929 is a prime.

It is not a weakly prime, because it can be changed into another prime (956420999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 478210464 + 478210465.

It is an arithmetic number, because the mean of its divisors is an integer number (478210465).

Almost surely, 2^956420929 is an apocalyptic number.

It is an amenable number.

956420929 is a deficient number, since it is larger than the sum of its proper divisors (1).

956420929 is an equidigital number, since it uses as much as digits as its factorization.

956420929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 349920, while the sum is 46.

The square root of 956420929 is about 30926.0558267620. The cubic root of 956420929 is about 985.2573658179.

The spelling of 956420929 in words is "nine hundred fifty-six million, four hundred twenty thousand, nine hundred twenty-nine".