1120431403 has 24 divisors (see below), whose sum is σ = 1411119360. Its totient is φ = 881758080.

The previous prime is 1120431379. The next prime is 1120431409. The reversal of 1120431403 is 3041340211.

It is not a de Polignac number, because 1120431403 - 2²⁵ = 1086876971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1120431409) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117063 + ... + 126271.

It is an arithmetic number, because the mean of its divisors is an integer number (58796640).

Almost surely, 2^1120431403 is an apocalyptic number.

1120431403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1120431403 is a deficient number, since it is larger than the sum of its proper divisors (290687957).

1120431403 is a wasteful number, since it uses less digits than its factorization.

1120431403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9427 (or 9420 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1120431403 is about 33472.8457559258. The cubic root of 1120431403 is about 1038.6321400122.

Adding to 1120431403 its reverse (3041340211), we get a palindrome (4161771614).

The spelling of 1120431403 in words is "one billion, one hundred twenty million, four hundred thirty-one thousand, four hundred three".