132391267 has 4 divisors (see below), whose sum is σ = 134204920. Its totient is φ = 130577616.

The previous prime is 132391253. The next prime is 132391279. The reversal of 132391267 is 762193231.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-132391267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132391247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 906717 + ... + 906862.

It is an arithmetic number, because the mean of its divisors is an integer number (33551230).

Almost surely, 2^132391267 is an apocalyptic number.

132391267 is a deficient number, since it is larger than the sum of its proper divisors (1813653).

132391267 is an equidigital number, since it uses as much as digits as its factorization.

132391267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1813652.

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

The square root of 132391267 is about 11506.1404041494. The cubic root of 132391267 is about 509.6669195114. Note that the first 3 decimals are identical.

The spelling of 132391267 in words is "one hundred thirty-two million, three hundred ninety-one thousand, two hundred sixty-seven".