120765403 has 4 divisors (see below), whose sum is σ = 131744088. Its totient is φ = 109786720.

The previous prime is 120765401. The next prime is 120765409. The reversal of 120765403 is 304567021.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 120765403 - 2¹ = 120765401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120765401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5489326 + ... + 5489347.

It is an arithmetic number, because the mean of its divisors is an integer number (32936022).

Almost surely, 2^120765403 is an apocalyptic number.

120765403 is a deficient number, since it is larger than the sum of its proper divisors (10978685).

120765403 is a wasteful number, since it uses less digits than its factorization.

120765403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10978684.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 120765403 is about 10989.3313263365. The cubic root of 120765403 is about 494.2888853775.

The spelling of 120765403 in words is "one hundred twenty million, seven hundred sixty-five thousand, four hundred three".