131949150 has 24 divisors (see below), whose sum is σ = 327234264. Its totient is φ = 35186400.

The previous prime is 131949149. The next prime is 131949199. The reversal of 131949150 is 51949131.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 439681 + ... + 439980.

It is an arithmetic number, because the mean of its divisors is an integer number (13634761).

Almost surely, 2^131949150 is an apocalyptic number.

131949150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131949150 is an abundant number, since it is smaller than the sum of its proper divisors (195285114).

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

131949150 is a wasteful number, since it uses less digits than its factorization.

131949150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 879676 (or 879671 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 33.

The square root of 131949150 is about 11486.9121177103. The cubic root of 131949150 is about 509.0989472390.

The spelling of 131949150 in words is "one hundred thirty-one million, nine hundred forty-nine thousand, one hundred fifty".