120113403 has 8 divisors (see below), whose sum is σ = 161212416. Its totient is φ = 79545000.

The previous prime is 120113401. The next prime is 120113419. The reversal of 120113403 is 304311021.

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

It is not a de Polignac number, because 120113403 - 2¹ = 120113401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (120113401) 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, 132123 + ... + 133028.

It is an arithmetic number, because the mean of its divisors is an integer number (20151552).

Almost surely, 2^120113403 is an apocalyptic number.

120113403 is a deficient number, since it is larger than the sum of its proper divisors (41099013).

120113403 is a wasteful number, since it uses less digits than its factorization.

120113403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265305.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 120113403 is about 10959.6260428903. The cubic root of 120113403 is about 493.3977414182.

Adding to 120113403 its reverse (304311021), we get a palindrome (424424424).

The spelling of 120113403 in words is "one hundred twenty million, one hundred thirteen thousand, four hundred three".