120420599 has 8 divisors (see below), whose sum is σ = 130180512. Its totient is φ = 110731680.

The previous prime is 120420589. The next prime is 120420623. The reversal of 120420599 is 995024021.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120420599 - 2²⁴ = 103643383 is a prime.

It is a super-2 number, since 2×120420599² = 29002241327037602, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120420529) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14192 + ... + 21029.

It is an arithmetic number, because the mean of its divisors is an integer number (16272564).

Almost surely, 2^120420599 is an apocalyptic number.

120420599 is a deficient number, since it is larger than the sum of its proper divisors (9759913).

120420599 is a wasteful number, since it uses less digits than its factorization.

120420599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35497.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 120420599 is about 10973.6319876329. The cubic root of 120420599 is about 493.8180130846.

The spelling of 120420599 in words is "one hundred twenty million, four hundred twenty thousand, five hundred ninety-nine".