54102172 has 6 divisors (see below), whose sum is σ = 94678808. Its totient is φ = 27051084.

The previous prime is 54102163. The next prime is 54102199. The reversal of 54102172 is 27120145.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6762768 + ... + 6762775.

Almost surely, 2^54102172 is an apocalyptic number.

It is an amenable number.

54102172 is a deficient number, since it is larger than the sum of its proper divisors (40576636).

54102172 is a wasteful number, since it uses less digits than its factorization.

54102172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13525547 (or 13525545 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 22.

The square root of 54102172 is about 7355.4178671235. The cubic root of 54102172 is about 378.2145511735.

The spelling of 54102172 in words is "fifty-four million, one hundred two thousand, one hundred seventy-two".