454120451 has 2 divisors, whose sum is σ = 454120452. Its totient is φ = 454120450.

The previous prime is 454120427. The next prime is 454120489. The reversal of 454120451 is 154021454.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-454120451 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 454120451.

It is not a weakly prime, because it can be changed into another prime (454122451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 227060225 + 227060226.

It is an arithmetic number, because the mean of its divisors is an integer number (227060226).

Almost surely, 2^454120451 is an apocalyptic number.

454120451 is a deficient number, since it is larger than the sum of its proper divisors (1).

454120451 is an equidigital number, since it uses as much as digits as its factorization.

454120451 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 454120451 is about 21310.1020879770. The cubic root of 454120451 is about 768.6412485376.

The spelling of 454120451 in words is "four hundred fifty-four million, one hundred twenty thousand, four hundred fifty-one".