254455451 has 2 divisors, whose sum is σ = 254455452. Its totient is φ = 254455450.

The previous prime is 254455441. The next prime is 254455457. The reversal of 254455451 is 154554452.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 254455451 - 2⁶ = 254455387 is a prime.

It is a super-2 number, since 2×254455451² = 129495153087226802, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (254455457) 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, 127227725 + 127227726.

It is an arithmetic number, because the mean of its divisors is an integer number (127227726).

Almost surely, 2^254455451 is an apocalyptic number.

254455451 is a deficient number, since it is larger than the sum of its proper divisors (1).

254455451 is an equidigital number, since it uses as much as digits as its factorization.

254455451 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 80000, while the sum is 35.

The square root of 254455451 is about 15951.6598195924. The cubic root of 254455451 is about 633.6808550415.

Subtracting from 254455451 its reverse (154554452), we obtain a palindrome (99900999).

The spelling of 254455451 in words is "two hundred fifty-four million, four hundred fifty-five thousand, four hundred fifty-one".