120411403 has 4 divisors (see below), whose sum is σ = 137613040. Its totient is φ = 103209768.

The previous prime is 120411397. The next prime is 120411407. The reversal of 120411403 is 304114021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 304114021 = 563 ⋅540167.

It is a cyclic number.

It is not a de Polignac number, because 120411403 - 2²⁵ = 86856971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (120411407) 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, 8600808 + ... + 8600821.

It is an arithmetic number, because the mean of its divisors is an integer number (34403260).

Almost surely, 2^120411403 is an apocalyptic number.

120411403 is a deficient number, since it is larger than the sum of its proper divisors (17201637).

120411403 is an equidigital number, since it uses as much as digits as its factorization.

120411403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17201636.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 120411403 is about 10973.2129752411. The cubic root of 120411403 is about 493.8054425164.

Adding to 120411403 its reverse (304114021), we get a palindrome (424525424).

The spelling of 120411403 in words is "one hundred twenty million, four hundred eleven thousand, four hundred three".