54399051 has 24 divisors (see below), whose sum is σ = 90015744. Its totient is φ = 31011120.

The previous prime is 54399049. The next prime is 54399061. The reversal of 54399051 is 15099345.

It is not a de Polignac number, because 54399051 - 2¹ = 54399049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54398997 and 54399015.

It is not an unprimeable number, because it can be changed into a prime (54399011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 36246 + ... + 37716.

It is an arithmetic number, because the mean of its divisors is an integer number (3750656).

Almost surely, 2^54399051 is an apocalyptic number.

54399051 is a deficient number, since it is larger than the sum of its proper divisors (35616693).

54399051 is a wasteful number, since it uses less digits than its factorization.

54399051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2071 (or 2068 counting only the distinct ones).

The product of its (nonzero) digits is 24300, while the sum is 36.

The square root of 54399051 is about 7375.5712321148. The cubic root of 54399051 is about 378.9050915342.

The spelling of 54399051 in words is "fifty-four million, three hundred ninety-nine thousand, fifty-one".