132774321 has 4 divisors (see below), whose sum is σ = 177032432. Its totient is φ = 88516212.

The previous prime is 132774311. The next prime is 132774373. The reversal of 132774321 is 123477231.

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, and also an emirpimes, since its reverse is a distinct semiprime: 123477231 = 3 ⋅41159077.

It is not a de Polignac number, because 132774321 - 2⁵ = 132774289 is a prime.

It is a super-2 number, since 2×132774321² = 35258040634022082, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (132774311) 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, 22129051 + ... + 22129056.

It is an arithmetic number, because the mean of its divisors is an integer number (44258108).

Almost surely, 2^132774321 is an apocalyptic number.

It is an amenable number.

132774321 is a deficient number, since it is larger than the sum of its proper divisors (44258111).

132774321 is an equidigital number, since it uses as much as digits as its factorization.

132774321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44258110.

The product of its digits is 7056, while the sum is 30.

The square root of 132774321 is about 11522.7740149671. The cubic root of 132774321 is about 510.1579941099.

The spelling of 132774321 in words is "one hundred thirty-two million, seven hundred seventy-four thousand, three hundred twenty-one".