54611257 has 4 divisors (see below), whose sum is σ = 54645760. Its totient is φ = 54576756.

The previous prime is 54611251. The next prime is 54611279. The reversal of 54611257 is 75211645.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54611257 - 2⁷ = 54611129 is a prime.

It is a super-2 number, since 2×54611257² = 5964778782240098, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54611251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14757 + ... + 18082.

It is an arithmetic number, because the mean of its divisors is an integer number (13661440).

Almost surely, 2^54611257 is an apocalyptic number.

It is an amenable number.

54611257 is a deficient number, since it is larger than the sum of its proper divisors (34503).

54611257 is a wasteful number, since it uses less digits than its factorization.

54611257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34502.

The product of its digits is 8400, while the sum is 31.

The square root of 54611257 is about 7389.9429632440. The cubic root of 54611257 is about 379.3971442825.

The spelling of 54611257 in words is "fifty-four million, six hundred eleven thousand, two hundred fifty-seven".