120789634 has 16 divisors (see below), whose sum is σ = 207459648. Its totient is φ = 51669072.

The previous prime is 120789619. The next prime is 120789653. The reversal of 120789634 is 436987021.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 229 + ... + 15544.

It is an arithmetic number, because the mean of its divisors is an integer number (12966228).

Almost surely, 2^120789634 is an apocalyptic number.

120789634 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

120789634 is a deficient number, since it is larger than the sum of its proper divisors (86670014).

120789634 is a wasteful number, since it uses less digits than its factorization.

120789634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16329.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 120789634 is about 10990.4337494023. The cubic root of 120789634 is about 494.3219420662.

It can be divided in two parts, 12078 and 9634, that added together give a palindrome (21712).

The spelling of 120789634 in words is "one hundred twenty million, seven hundred eighty-nine thousand, six hundred thirty-four".