132251537 has 4 divisors (see below), whose sum is σ = 144274416. Its totient is φ = 120228660.

The previous prime is 132251519. The next prime is 132251573. The reversal of 132251537 is 735152231.

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 a cyclic number.

It is not a de Polignac number, because 132251537 - 2⁶ = 132251473 is a prime.

It is not an unprimeable number, because it can be changed into a prime (132251507) 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, 6011423 + ... + 6011444.

It is an arithmetic number, because the mean of its divisors is an integer number (36068604).

Almost surely, 2^132251537 is an apocalyptic number.

It is an amenable number.

132251537 is a deficient number, since it is larger than the sum of its proper divisors (12022879).

132251537 is a wasteful number, since it uses less digits than its factorization.

132251537 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12022878.

The product of its digits is 6300, while the sum is 29.

The square root of 132251537 is about 11500.0668258928. The cubic root of 132251537 is about 509.4875501078.

The spelling of 132251537 in words is "one hundred thirty-two million, two hundred fifty-one thousand, five hundred thirty-seven".