120166530 has 32 divisors (see below), whose sum is σ = 314618688. Its totient is φ = 29131200.

The previous prime is 120166499. The next prime is 120166547. The reversal of 120166530 is 35661021.

It is a self number, because there is not a number n which added to its sum of digits gives 120166530.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 181741 + ... + 182400.

It is an arithmetic number, because the mean of its divisors is an integer number (9831834).

Almost surely, 2^120166530 is an apocalyptic number.

120166530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

120166530 is an abundant number, since it is smaller than the sum of its proper divisors (194452158).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

120166530 is a wasteful number, since it uses less digits than its factorization.

120166530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 364162.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 120166530 is about 10962.0495346445. The cubic root of 120166530 is about 493.4704751221.

The spelling of 120166530 in words is "one hundred twenty million, one hundred sixty-six thousand, five hundred thirty".