120539715 has 16 divisors (see below), whose sum is σ = 193014528. Its totient is φ = 64237536.

The previous prime is 120539681. The next prime is 120539759. The reversal of 120539715 is 517935021.

It is not a de Polignac number, because 120539715 - 2¹⁴ = 120523331 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24492 + ... + 28998.

It is an arithmetic number, because the mean of its divisors is an integer number (12063408).

Almost surely, 2^120539715 is an apocalyptic number.

120539715 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

120539715 is a deficient number, since it is larger than the sum of its proper divisors (72474813).

120539715 is a wasteful number, since it uses less digits than its factorization.

120539715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6298.

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 120539715 is about 10979.0580197028. The cubic root of 120539715 is about 493.9807821423.

The spelling of 120539715 in words is "one hundred twenty million, five hundred thirty-nine thousand, seven hundred fifteen".