60972537 has 4 divisors (see below), whose sum is σ = 81296720. Its totient is φ = 40648356.

The previous prime is 60972533. The next prime is 60972607. The reversal of 60972537 is 73527906.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 60972537 - 2² = 60972533 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 60972495 and 60972504.

It is not an unprimeable number, because it can be changed into a prime (60972533) 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, 10162087 + ... + 10162092.

It is an arithmetic number, because the mean of its divisors is an integer number (20324180).

Almost surely, 2^60972537 is an apocalyptic number.

It is an amenable number.

60972537 is a deficient number, since it is larger than the sum of its proper divisors (20324183).

60972537 is a wasteful number, since it uses less digits than its factorization.

60972537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20324182.

The product of its (nonzero) digits is 79380, while the sum is 39.

The square root of 60972537 is about 7808.4913395611. The cubic root of 60972537 is about 393.5906340206.

The spelling of 60972537 in words is "sixty million, nine hundred seventy-two thousand, five hundred thirty-seven".