54512407 has 2 divisors, whose sum is σ = 54512408. Its totient is φ = 54512406.

The previous prime is 54512399. The next prime is 54512413. The reversal of 54512407 is 70421545.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 54512407 - 2³ = 54512399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (54512417) 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, 27256203 + 27256204.

It is an arithmetic number, because the mean of its divisors is an integer number (27256204).

Almost surely, 2^54512407 is an apocalyptic number.

54512407 is a deficient number, since it is larger than the sum of its proper divisors (1).

54512407 is an equidigital number, since it uses as much as digits as its factorization.

54512407 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 54512407 is about 7383.2517903699. The cubic root of 54512407 is about 379.1680946906.

The spelling of 54512407 in words is "fifty-four million, five hundred twelve thousand, four hundred seven".