132102521 has 4 divisors (see below), whose sum is σ = 133337232. Its totient is φ = 130867812.

The previous prime is 132102491. The next prime is 132102527. The reversal of 132102521 is 125201231.

It is a happy number.

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 132102521 - 2²⁶ = 64993657 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 132102521.

It is not an unprimeable number, because it can be changed into a prime (132102527) 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, 617195 + ... + 617408.

It is an arithmetic number, because the mean of its divisors is an integer number (33334308).

Almost surely, 2^132102521 is an apocalyptic number.

It is an amenable number.

132102521 is a deficient number, since it is larger than the sum of its proper divisors (1234711).

132102521 is a wasteful number, since it uses less digits than its factorization.

132102521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1234710.

The product of its (nonzero) digits is 120, while the sum is 17.

The square root of 132102521 is about 11493.5860809410. The cubic root of 132102521 is about 509.2961211293.

Adding to 132102521 its reverse (125201231), we get a palindrome (257303752).

The spelling of 132102521 in words is "one hundred thirty-two million, one hundred two thousand, five hundred twenty-one".