120164603 has 16 divisors (see below), whose sum is σ = 134383200. Its totient is φ = 106813728.

The previous prime is 120164599. The next prime is 120164617. The reversal of 120164603 is 306461021.

It is a happy number.

It is not a de Polignac number, because 120164603 - 2² = 120164599 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120164623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 316868 + ... + 317246.

It is an arithmetic number, because the mean of its divisors is an integer number (8398950).

Almost surely, 2^120164603 is an apocalyptic number.

120164603 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

120164603 is a deficient number, since it is larger than the sum of its proper divisors (14218597).

120164603 is an frugal number, since it uses more digits than its factorization.

120164603 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 479 (or 421 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 120164603 is about 10961.9616401445. The cubic root of 120164603 is about 493.4678373308.

The spelling of 120164603 in words is "one hundred twenty million, one hundred sixty-four thousand, six hundred three".