120452903 has 4 divisors (see below), whose sum is σ = 121645608. Its totient is φ = 119260200.

The previous prime is 120452881. The next prime is 120452923. The reversal of 120452903 is 309254021.

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 120452903 - 2²² = 116258599 is a prime.

It is a super-2 number, since 2×120452903² = 29017803682254818, 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 (120452923) 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, 596201 + ... + 596402.

It is an arithmetic number, because the mean of its divisors is an integer number (30411402).

Almost surely, 2^120452903 is an apocalyptic number.

120452903 is a deficient number, since it is larger than the sum of its proper divisors (1192705).

120452903 is a wasteful number, since it uses less digits than its factorization.

120452903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1192704.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 120452903 is about 10975.1037808305. The cubic root of 120452903 is about 493.8621663025.

The spelling of 120452903 in words is "one hundred twenty million, four hundred fifty-two thousand, nine hundred three".