120363605 has 4 divisors (see below), whose sum is σ = 144436332. Its totient is φ = 96290880.

The previous prime is 120363589. The next prime is 120363631. The reversal of 120363605 is 506363021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 506363021 = 31 ⋅16334291.

It can be written as a sum of positive squares in 2 ways, for example, as 82700836 + 37662769 = 9094^2 + 6137^2 .

It is not a de Polignac number, because 120363605 - 2⁴ = 120363589 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12036356 + ... + 12036365.

It is an arithmetic number, because the mean of its divisors is an integer number (36109083).

Almost surely, 2^120363605 is an apocalyptic number.

It is an amenable number.

120363605 is a deficient number, since it is larger than the sum of its proper divisors (24072727).

120363605 is an equidigital number, since it uses as much as digits as its factorization.

120363605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24072726.

The product of its (nonzero) digits is 3240, while the sum is 26.

The square root of 120363605 is about 10971.0348190132. The cubic root of 120363605 is about 493.7400942306.

The spelling of 120363605 in words is "one hundred twenty million, three hundred sixty-three thousand, six hundred five".