131129150 has 12 divisors (see below), whose sum is σ = 243900312. Its totient is φ = 52451640.

The previous prime is 131129137. The next prime is 131129171. The reversal of 131129150 is 51921131.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1311242 + ... + 1311341.

It is an arithmetic number, because the mean of its divisors is an integer number (20325026).

Almost surely, 2^131129150 is an apocalyptic number.

131129150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

131129150 is a deficient number, since it is larger than the sum of its proper divisors (112771162).

131129150 is a wasteful number, since it uses less digits than its factorization.

131129150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2622595 (or 2622590 counting only the distinct ones).

The product of its (nonzero) digits is 270, while the sum is 23.

The square root of 131129150 is about 11451.1636963236. The cubic root of 131129150 is about 508.0421540029.

The spelling of 131129150 in words is "one hundred thirty-one million, one hundred twenty-nine thousand, one hundred fifty".