60525139 has 8 divisors (see below), whose sum is σ = 61598720. Its totient is φ = 59459400.

The previous prime is 60525137. The next prime is 60525149. The reversal of 60525139 is 93152506.

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 60525139 - 2¹ = 60525137 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 60525139.

It is not an unprimeable number, because it can be changed into a prime (60525137) 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, 14854 + ... + 18484.

It is an arithmetic number, because the mean of its divisors is an integer number (7699840).

Almost surely, 2^60525139 is an apocalyptic number.

60525139 is a deficient number, since it is larger than the sum of its proper divisors (1073581).

60525139 is a wasteful number, since it uses less digits than its factorization.

60525139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3921.

The product of its (nonzero) digits is 8100, while the sum is 31.

The square root of 60525139 is about 7779.7904213417. The cubic root of 60525139 is about 392.6255868153.

The spelling of 60525139 in words is "sixty million, five hundred twenty-five thousand, one hundred thirty-nine".