54425587 has 2 divisors, whose sum is σ = 54425588. Its totient is φ = 54425586.

The previous prime is 54425563. The next prime is 54425593. The reversal of 54425587 is 78552445.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-54425587 is a prime.

It is not a weakly prime, because it can be changed into another prime (54425597) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27212793 + 27212794.

It is an arithmetic number, because the mean of its divisors is an integer number (27212794).

Almost surely, 2^54425587 is an apocalyptic number.

54425587 is a deficient number, since it is larger than the sum of its proper divisors (1).

54425587 is an equidigital number, since it uses as much as digits as its factorization.

54425587 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 224000, while the sum is 40.

The square root of 54425587 is about 7377.3699243023. The cubic root of 54425587 is about 378.9666918187.

The spelling of 54425587 in words is "fifty-four million, four hundred twenty-five thousand, five hundred eighty-seven".