455913971 has 2 divisors, whose sum is σ = 455913972. Its totient is φ = 455913970.

The previous prime is 455913923. The next prime is 455914009. The reversal of 455913971 is 179319554.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-455913971 is a prime.

It is not a weakly prime, because it can be changed into another prime (455913571) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227956985 + 227956986.

It is an arithmetic number, because the mean of its divisors is an integer number (227956986).

Almost surely, 2^455913971 is an apocalyptic number.

455913971 is a deficient number, since it is larger than the sum of its proper divisors (1).

455913971 is an equidigital number, since it uses as much as digits as its factorization.

455913971 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 44.

The square root of 455913971 is about 21352.1420705277. The cubic root of 455913971 is about 769.6518193070.

The spelling of 455913971 in words is "four hundred fifty-five million, nine hundred thirteen thousand, nine hundred seventy-one".