54585511 has 4 divisors (see below), whose sum is σ = 56467800. Its totient is φ = 52703224.

The previous prime is 54585497. The next prime is 54585523. The reversal of 54585511 is 11558545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54585511 - 2⁷ = 54585383 is a prime.

It is a super-2 number, since 2×54585511² = 5959156022262242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54505511) 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, 941101 + ... + 941158.

It is an arithmetic number, because the mean of its divisors is an integer number (14116950).

Almost surely, 2^54585511 is an apocalyptic number.

54585511 is a deficient number, since it is larger than the sum of its proper divisors (1882289).

54585511 is a wasteful number, since it uses less digits than its factorization.

54585511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1882288.

The product of its digits is 20000, while the sum is 34.

The square root of 54585511 is about 7388.2007958636. The cubic root of 54585511 is about 379.3375137544.

The spelling of 54585511 in words is "fifty-four million, five hundred eighty-five thousand, five hundred eleven".