131900998 has 16 divisors (see below), whose sum is σ = 206841600. Its totient is φ = 62964616.

The previous prime is 131900963. The next prime is 131901013. The reversal of 131900998 is 899009131.

It is a self number, because there is not a number n which added to its sum of digits gives 131900998.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25161 + ... + 29947.

It is an arithmetic number, because the mean of its divisors is an integer number (12927600).

Almost surely, 2^131900998 is an apocalyptic number.

131900998 is a deficient number, since it is larger than the sum of its proper divisors (74940602).

131900998 is a wasteful number, since it uses less digits than its factorization.

131900998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5411.

The product of its (nonzero) digits is 17496, while the sum is 40.

The square root of 131900998 is about 11484.8159758875. The cubic root of 131900998 is about 509.0370114728.

The spelling of 131900998 in words is "one hundred thirty-one million, nine hundred thousand, nine hundred ninety-eight".