54757657 has 2 divisors, whose sum is σ = 54757658. Its totient is φ = 54757656.

The previous prime is 54757643. The next prime is 54757691. The reversal of 54757657 is 75675745.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46090521 + 8667136 = 6789^2 + 2944^2 .

It is a cyclic number.

It is not a de Polignac number, because 54757657 - 2¹¹ = 54755609 is a prime.

It is not a weakly prime, because it can be changed into another prime (54757757) 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, 27378828 + 27378829.

It is an arithmetic number, because the mean of its divisors is an integer number (27378829).

Almost surely, 2^54757657 is an apocalyptic number.

It is an amenable number.

54757657 is a deficient number, since it is larger than the sum of its proper divisors (1).

54757657 is an equidigital number, since it uses as much as digits as its factorization.

54757657 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1029000, while the sum is 46.

The square root of 54757657 is about 7399.8416874958. The cubic root of 54757657 is about 379.7358667700.

The spelling of 54757657 in words is "fifty-four million, seven hundred fifty-seven thousand, six hundred fifty-seven".