120789603 has 16 divisors (see below), whose sum is σ = 195216000. Its totient is φ = 73205640.

The previous prime is 120789587. The next prime is 120789619. The reversal of 120789603 is 306987021.

It is an interprime number because it is at equal distance from previous prime (120789587) and next prime (120789619).

It is not a de Polignac number, because 120789603 - 2⁴ = 120789587 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120789653) 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, 203053 + ... + 203646.

It is an arithmetic number, because the mean of its divisors is an integer number (12201000).

Almost surely, 2^120789603 is an apocalyptic number.

120789603 is a deficient number, since it is larger than the sum of its proper divisors (74426397).

120789603 is a wasteful number, since it uses less digits than its factorization.

120789603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 406719 (or 406713 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 120789603 is about 10990.4323390848. The cubic root of 120789603 is about 494.3218997779.

The spelling of 120789603 in words is "one hundred twenty million, seven hundred eighty-nine thousand, six hundred three".