132566251 has 4 divisors (see below), whose sum is σ = 132650352. Its totient is φ = 132482152.

The previous prime is 132566209. The next prime is 132566263. The reversal of 132566251 is 152665231.

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

It is a cyclic number.

It is not a de Polignac number, because 132566251 - 2⁹ = 132565739 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132566201) 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, 39640 + ... + 42853.

It is an arithmetic number, because the mean of its divisors is an integer number (33162588).

Almost surely, 2^132566251 is an apocalyptic number.

132566251 is a deficient number, since it is larger than the sum of its proper divisors (84101).

132566251 is an equidigital number, since it uses as much as digits as its factorization.

132566251 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84100.

The product of its digits is 10800, while the sum is 31.

The square root of 132566251 is about 11513.7418331314. The cubic root of 132566251 is about 509.8913660711.

It can be divided in two parts, 1325 and 66251, that added together give a palindrome (67576).

The spelling of 132566251 in words is "one hundred thirty-two million, five hundred sixty-six thousand, two hundred fifty-one".