132776643 has 8 divisors (see below), whose sum is σ = 179276800. Its totient is φ = 87397128.

The previous prime is 132776639. The next prime is 132776659. The reversal of 132776643 is 346677231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 132776643 - 2² = 132776639 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (132776543) 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 7 ways as a sum of consecutive naturals, for example, 279883 + ... + 280356.

It is an arithmetic number, because the mean of its divisors is an integer number (22409600).

Almost surely, 2^132776643 is an apocalyptic number.

132776643 is a deficient number, since it is larger than the sum of its proper divisors (46500157).

132776643 is an equidigital number, since it uses as much as digits as its factorization.

132776643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 560321.

The product of its digits is 127008, while the sum is 39.

The square root of 132776643 is about 11522.8747715143. The cubic root of 132776643 is about 510.1609680283.

The spelling of 132776643 in words is "one hundred thirty-two million, seven hundred seventy-six thousand, six hundred forty-three".