120747159 has 32 divisors (see below), whose sum is σ = 193320960. Its totient is φ = 74045664.

The previous prime is 120747131. The next prime is 120747163. The reversal of 120747159 is 951747021.

It is a happy number.

It is not a de Polignac number, because 120747159 - 2⁵ = 120747127 is a prime.

It is a super-3 number, since 3×120747159³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120747119) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 162142 + ... + 162884.

It is an arithmetic number, because the mean of its divisors is an integer number (6041280).

Almost surely, 2^120747159 is an apocalyptic number.

120747159 is a deficient number, since it is larger than the sum of its proper divisors (72573801).

120747159 is a wasteful number, since it uses less digits than its factorization.

120747159 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1228 (or 1222 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 36.

The square root of 120747159 is about 10988.5012171815. The cubic root of 120747159 is about 494.2639934235.

The spelling of 120747159 in words is "one hundred twenty million, seven hundred forty-seven thousand, one hundred fifty-nine".