132276391 has 4 divisors (see below), whose sum is σ = 142451512. Its totient is φ = 122101272.

The previous prime is 132276383. The next prime is 132276401. The reversal of 132276391 is 193672231.

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

It is a cyclic number.

It is not a de Polignac number, because 132276391 - 2³ = 132276383 is a prime.

It is a super-3 number, since 3×132276391³ (a number of 25 digits) contains 333 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 (132276311) 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, 5087541 + ... + 5087566.

It is an arithmetic number, because the mean of its divisors is an integer number (35612878).

Almost surely, 2^132276391 is an apocalyptic number.

132276391 is a deficient number, since it is larger than the sum of its proper divisors (10175121).

132276391 is a wasteful number, since it uses less digits than its factorization.

132276391 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10175120.

The product of its digits is 13608, while the sum is 34.

The square root of 132276391 is about 11501.1473775446. The cubic root of 132276391 is about 509.5194640668.

The spelling of 132276391 in words is "one hundred thirty-two million, two hundred seventy-six thousand, three hundred ninety-one".