54011965 has 48 divisors (see below), whose sum is σ = 81587520. Its totient is φ = 34110720.

The previous prime is 54011959. The next prime is 54011989. The reversal of 54011965 is 56911045.

It is not a de Polignac number, because 54011965 - 2⁵ = 54011933 is a prime.

It is a super-2 number, since 2×54011965² = 5834584726322450, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 190714 + ... + 190996.

It is an arithmetic number, because the mean of its divisors is an integer number (1699740).

Almost surely, 2^54011965 is an apocalyptic number.

It is an amenable number.

54011965 is a deficient number, since it is larger than the sum of its proper divisors (27575555).

54011965 is a wasteful number, since it uses less digits than its factorization.

54011965 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 362 (or 355 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 54011965 is about 7349.2832983904. The cubic root of 54011965 is about 378.0042294909.

The spelling of 54011965 in words is "fifty-four million, eleven thousand, nine hundred sixty-five".