54481065 has 16 divisors (see below), whose sum is σ = 87281088. Its totient is φ = 29019456.

The previous prime is 54481061. The next prime is 54481067. The reversal of 54481065 is 56018445.

It is not a de Polignac number, because 54481065 - 2² = 54481061 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54481061) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13134 + ... + 16776.

It is an arithmetic number, because the mean of its divisors is an integer number (5455068).

Almost surely, 2^54481065 is an apocalyptic number.

It is an amenable number.

54481065 is a deficient number, since it is larger than the sum of its proper divisors (32800023).

54481065 is a wasteful number, since it uses less digits than its factorization.

54481065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4648.

The product of its (nonzero) digits is 19200, while the sum is 33.

The square root of 54481065 is about 7381.1289786861. The cubic root of 54481065 is about 379.0954129817.

The spelling of 54481065 in words is "fifty-four million, four hundred eighty-one thousand, sixty-five".