131888882 has 8 divisors (see below), whose sum is σ = 202658652. Its totient is φ = 64336000.

The previous prime is 131888879. The next prime is 131888903. The reversal of 131888882 is 288888131.

It can be written as a sum of positive squares in 2 ways, for example, as 131354521 + 534361 = 11461^2 + 731^2 .

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

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, 804119 + ... + 804282.

Almost surely, 2^131888882 is an apocalyptic number.

131888882 is a deficient number, since it is larger than the sum of its proper divisors (70769770).

131888882 is a wasteful number, since it uses less digits than its factorization.

131888882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1608444.

The product of its digits is 196608, while the sum is 47.

The square root of 131888882 is about 11484.2884847081. The cubic root of 131888882 is about 509.0214248299.

The spelling of 131888882 in words is "one hundred thirty-one million, eight hundred eighty-eight thousand, eight hundred eighty-two".