1130440131 has 24 divisors (see below), whose sum is σ = 1782464320. Its totient is φ = 713959272.

The previous prime is 1130440111. The next prime is 1130440139. The reversal of 1130440131 is 1310440311.

It is not a de Polignac number, because 1130440131 - 2⁶ = 1130440067 is a prime.

It is a super-3 number, since 3×1130440131³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130440139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 117805 + ... + 127038.

Almost surely, 2^1130440131 is an apocalyptic number.

1130440131 is a deficient number, since it is larger than the sum of its proper divisors (652024189).

1130440131 is an equidigital number, since it uses as much as digits as its factorization.

1130440131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244877 (or 244865 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1130440131 is about 33622.0185444003. The cubic root of 1130440131 is about 1041.7156503842.

Adding to 1130440131 its reverse (1310440311), we get a palindrome (2440880442).

The spelling of 1130440131 in words is "one billion, one hundred thirty million, four hundred forty thousand, one hundred thirty-one".