120360999 has 32 divisors (see below), whose sum is σ = 180880128. Its totient is φ = 71148000.

The previous prime is 120360979. The next prime is 120361009. The reversal of 120360999 is 999063021.

It is a happy number.

It is not a de Polignac number, because 120360999 - 2⁵ = 120360967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120360979) 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, 171349 + ... + 172049.

It is an arithmetic number, because the mean of its divisors is an integer number (5652504).

Almost surely, 2^120360999 is an apocalyptic number.

120360999 is a deficient number, since it is larger than the sum of its proper divisors (60519129).

120360999 is an equidigital number, since it uses as much as digits as its factorization.

120360999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 780 (or 758 counting only the distinct ones).

The product of its (nonzero) digits is 26244, while the sum is 39.

The square root of 120360999 is about 10970.9160510871. The cubic root of 120360999 is about 493.7365308722.

The spelling of 120360999 in words is "one hundred twenty million, three hundred sixty thousand, nine hundred ninety-nine".