120629839 has 8 divisors (see below), whose sum is σ = 131825232. Its totient is φ = 109472640.

The previous prime is 120629837. The next prime is 120629863. The reversal of 120629839 is 938926021.

It is a happy number.

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 120629839 - 2¹ = 120629837 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120629833) 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, 2724 + ... + 15769.

It is an arithmetic number, because the mean of its divisors is an integer number (16478154).

Almost surely, 2^120629839 is an apocalyptic number.

120629839 is a deficient number, since it is larger than the sum of its proper divisors (11195393).

120629839 is a wasteful number, since it uses less digits than its factorization.

120629839 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19097.

The product of its (nonzero) digits is 46656, while the sum is 40.

The square root of 120629839 is about 10983.1616122135. The cubic root of 120629839 is about 494.1038631073.

The spelling of 120629839 in words is "one hundred twenty million, six hundred twenty-nine thousand, eight hundred thirty-nine".