132245213 has 4 divisors (see below), whose sum is σ = 135470748. Its totient is φ = 129019680.

The previous prime is 132245177. The next prime is 132245233. The reversal of 132245213 is 312542231.

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

It can be written as a sum of positive squares in 2 ways, for example, as 7409284 + 124835929 = 2722^2 + 11173^2 .

It is a cyclic number.

It is not a de Polignac number, because 132245213 - 2¹² = 132241117 is a prime.

It is a super-2 number, since 2×132245213² = 34977592722830738, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (132245233) 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, 1612706 + ... + 1612787.

It is an arithmetic number, because the mean of its divisors is an integer number (33867687).

Almost surely, 2^132245213 is an apocalyptic number.

It is an amenable number.

132245213 is a deficient number, since it is larger than the sum of its proper divisors (3225535).

132245213 is an equidigital number, since it uses as much as digits as its factorization.

132245213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3225534.

The product of its digits is 1440, while the sum is 23.

The square root of 132245213 is about 11499.7918676818. The cubic root of 132245213 is about 509.4794290916.

Adding to 132245213 its reverse (312542231), we get a palindrome (444787444).

The spelling of 132245213 in words is "one hundred thirty-two million, two hundred forty-five thousand, two hundred thirteen".