132978858 has 8 divisors (see below), whose sum is σ = 265957728. Its totient is φ = 44326284.

The previous prime is 132978827. The next prime is 132978869. The reversal of 132978858 is 858879231.

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

132978858 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 132978858.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11081566 + ... + 11081577.

It is an arithmetic number, because the mean of its divisors is an integer number (33244716).

Almost surely, 2^132978858 is an apocalyptic number.

132978858 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

132978858 is a wasteful number, since it uses less digits than its factorization.

132978858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22163148.

The product of its digits is 967680, while the sum is 51.

The square root of 132978858 is about 11531.6459362920. The cubic root of 132978858 is about 510.4198234792.

It can be divided in two parts, 13297 and 8858, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 132978858 in words is "one hundred thirty-two million, nine hundred seventy-eight thousand, eight hundred fifty-eight".