132521219 has 16 divisors (see below), whose sum is σ = 143220000. Its totient is φ = 122238720.

The previous prime is 132521201. The next prime is 132521231. The reversal of 132521219 is 912125231.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 132521219 - 2¹² = 132517123 is a prime.

It is a super-2 number, since 2×132521219² = 35123746970491922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132521819) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 125807 + ... + 126855.

It is an arithmetic number, because the mean of its divisors is an integer number (8951250).

Almost surely, 2^132521219 is an apocalyptic number.

132521219 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

132521219 is a deficient number, since it is larger than the sum of its proper divisors (10698781).

132521219 is a wasteful number, since it uses less digits than its factorization.

132521219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its digits is 1080, while the sum is 26.

The square root of 132521219 is about 11511.7860907854. The cubic root of 132521219 is about 509.8336238019.

It can be divided in two parts, 1325212 and 19, that added together give a palindrome (1325231).

The spelling of 132521219 in words is "one hundred thirty-two million, five hundred twenty-one thousand, two hundred nineteen".