54188963 has 8 divisors (see below), whose sum is σ = 55436400. Its totient is φ = 52952608.

The previous prime is 54188941. The next prime is 54188971. The reversal of 54188963 is 36988145.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 54188963 - 2¹⁸ = 53926819 is a prime.

It is a super-2 number, since 2×54188963² = 5872887422030738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54188903) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7553 + ... + 12861.

It is an arithmetic number, because the mean of its divisors is an integer number (6929550).

Almost surely, 2^54188963 is an apocalyptic number.

54188963 is a deficient number, since it is larger than the sum of its proper divisors (1247437).

54188963 is a wasteful number, since it uses less digits than its factorization.

54188963 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541.

The product of its digits is 207360, while the sum is 44.

The square root of 54188963 is about 7361.3153036669. The cubic root of 54188963 is about 378.4166877391.

The spelling of 54188963 in words is "fifty-four million, one hundred eighty-eight thousand, nine hundred sixty-three".