54557707 has 2 divisors, whose sum is σ = 54557708. Its totient is φ = 54557706.

The previous prime is 54557663. The next prime is 54557753. The reversal of 54557707 is 70775545.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 54557707 - 2⁷ = 54557579 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 54557707.

It is not a weakly prime, because it can be changed into another prime (54557507) 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, 27278853 + 27278854.

It is an arithmetic number, because the mean of its divisors is an integer number (27278854).

Almost surely, 2^54557707 is an apocalyptic number.

54557707 is a deficient number, since it is larger than the sum of its proper divisors (1).

54557707 is an equidigital number, since it uses as much as digits as its factorization.

54557707 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 171500, while the sum is 40.

The square root of 54557707 is about 7386.3189072772. The cubic root of 54557707 is about 379.2730956129.

The spelling of 54557707 in words is "fifty-four million, five hundred fifty-seven thousand, seven hundred seven".