132856739 has 4 divisors (see below), whose sum is σ = 132940920. Its totient is φ = 132772560.

The previous prime is 132856727. The next prime is 132856741. The reversal of 132856739 is 937658231.

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-132856739 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 132856739.

It is not an unprimeable number, because it can be changed into a prime (132856439) 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, 39677 + ... + 42894.

It is an arithmetic number, because the mean of its divisors is an integer number (33235230).

Almost surely, 2^132856739 is an apocalyptic number.

132856739 is a deficient number, since it is larger than the sum of its proper divisors (84181).

132856739 is an equidigital number, since it uses as much as digits as its factorization.

132856739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84180.

The product of its digits is 272160, while the sum is 44.

The square root of 132856739 is about 11526.3497691160. The cubic root of 132856739 is about 510.2635303420.

The spelling of 132856739 in words is "one hundred thirty-two million, eight hundred fifty-six thousand, seven hundred thirty-nine".