235121153129 has 8 divisors (see below), whose sum is σ = 236159842560. Its totient is φ = 234084740400.

The previous prime is 235121153053. The next prime is 235121153143. The reversal of 235121153129 is 921351121532.

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

It is a cyclic number.

It is not a de Polignac number, because 235121153129 - 2²⁰ = 235120104553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (235121143129) 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, 362009 + ... + 775430.

It is an arithmetic number, because the mean of its divisors is an integer number (29519980320).

Almost surely, 2^235121153129 is an apocalyptic number.

It is an amenable number.

235121153129 is a deficient number, since it is larger than the sum of its proper divisors (1038689431).

235121153129 is a wasteful number, since it uses less digits than its factorization.

235121153129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1138351.

The product of its digits is 16200, while the sum is 35.

The spelling of 235121153129 in words is "two hundred thirty-five billion, one hundred twenty-one million, one hundred fifty-three thousand, one hundred twenty-nine".