54252507 has 4 divisors (see below), whose sum is σ = 72336680. Its totient is φ = 36168336.

The previous prime is 54252503. The next prime is 54252521. The reversal of 54252507 is 70525245.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 54252507 - 2² = 54252503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54252503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9042082 + ... + 9042087.

It is an arithmetic number, because the mean of its divisors is an integer number (18084170).

Almost surely, 2^54252507 is an apocalyptic number.

54252507 is a deficient number, since it is larger than the sum of its proper divisors (18084173).

54252507 is a wasteful number, since it uses less digits than its factorization.

54252507 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18084172.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 54252507 is about 7365.6301156113. The cubic root of 54252507 is about 378.5645451358.

The spelling of 54252507 in words is "fifty-four million, two hundred fifty-two thousand, five hundred seven".