455992954121 has 2 divisors, whose sum is σ = 455992954122. Its totient is φ = 455992954120.

The previous prime is 455992954093. The next prime is 455992954141. The reversal of 455992954121 is 121459299554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 416018550025 + 39974404096 = 644995^2 + 199936^2 .

It is a cyclic number.

It is not a de Polignac number, because 455992954121 - 2⁶ = 455992954057 is a prime.

It is not a weakly prime, because it can be changed into another prime (455992954141) 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, 227996477060 + 227996477061.

It is an arithmetic number, because the mean of its divisors is an integer number (227996477061).

Almost surely, 2^455992954121 is an apocalyptic number.

It is an amenable number.

455992954121 is a deficient number, since it is larger than the sum of its proper divisors (1).

455992954121 is an equidigital number, since it uses as much as digits as its factorization.

455992954121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5832000, while the sum is 56.

The spelling of 455992954121 in words is "four hundred fifty-five billion, nine hundred ninety-two million, nine hundred fifty-four thousand, one hundred twenty-one".