132242245 has 4 divisors (see below), whose sum is σ = 158690700. Its totient is φ = 105793792.

The previous prime is 132242239. The next prime is 132242251. The reversal of 132242245 is 542242231.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 542242231 = 6029 ⋅89939.

It is an interprime number because it is at equal distance from previous prime (132242239) and next prime (132242251).

It can be written as a sum of positive squares in 2 ways, for example, as 22118209 + 110124036 = 4703^2 + 10494^2 .

It is a cyclic number.

It is not a de Polignac number, because 132242245 - 2¹⁷ = 132111173 is a prime.

It is a super-2 number, since 2×132242245² = 34976022725280050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13224220 + ... + 13224229.

It is an arithmetic number, because the mean of its divisors is an integer number (39672675).

Almost surely, 2^132242245 is an apocalyptic number.

It is an amenable number.

132242245 is a deficient number, since it is larger than the sum of its proper divisors (26448455).

132242245 is an equidigital number, since it uses as much as digits as its factorization.

132242245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26448454.

The product of its digits is 3840, while the sum is 25.

The square root of 132242245 is about 11499.6628211439. The cubic root of 132242245 is about 509.4756176209.

Adding to 132242245 its reverse (542242231), we get a palindrome (674484476).

The spelling of 132242245 in words is "one hundred thirty-two million, two hundred forty-two thousand, two hundred forty-five".