129150033 has 8 divisors (see below), whose sum is σ = 172368096. Its totient is φ = 86016000.

The previous prime is 129150019. The next prime is 129150053. The reversal of 129150033 is 330051921.

It is a happy number.

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

It is not a de Polignac number, because 129150033 - 2⁵ = 129150001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 129149985 and 129150012.

It is not an unprimeable number, because it can be changed into a prime (129150053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17328 + ... + 23633.

It is an arithmetic number, because the mean of its divisors is an integer number (21546012).

Almost surely, 2^129150033 is an apocalyptic number.

It is an amenable number.

129150033 is a deficient number, since it is larger than the sum of its proper divisors (43218063).

129150033 is a wasteful number, since it uses less digits than its factorization.

129150033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42015.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 129150033 is about 11364.4196068255. The cubic root of 129150033 is about 505.4732458806.

The spelling of 129150033 in words is "one hundred twenty-nine million, one hundred fifty thousand, thirty-three".