129690150 has 48 divisors (see below), whose sum is σ = 329127744. Its totient is φ = 33778080.

The previous prime is 129690149. The next prime is 129690151. The reversal of 129690150 is 51096921.

It is an interprime number because it is at equal distance from previous prime (129690149) and next prime (129690151).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (129690151) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3604 + ... + 16503.

It is an arithmetic number, because the mean of its divisors is an integer number (6856828).

Almost surely, 2^129690150 is an apocalyptic number.

129690150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

129690150 is an abundant number, since it is smaller than the sum of its proper divisors (199437594).

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

129690150 is a wasteful number, since it uses less digits than its factorization.

129690150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20165 (or 20160 counting only the distinct ones).

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

The square root of 129690150 is about 11388.1583234516. The cubic root of 129690150 is about 506.1769106493.

The spelling of 129690150 in words is "one hundred twenty-nine million, six hundred ninety thousand, one hundred fifty".