1130431451 has 12 divisors (see below), whose sum is σ = 1162986960. Its totient is φ = 1098728400.

The previous prime is 1130431447. The next prime is 1130431457. The reversal of 1130431451 is 1541340311.

It is a happy number.

It is not a de Polignac number, because 1130431451 - 2² = 1130431447 is a prime.

It is a super-3 number, since 3×1130431451³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1130431457) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 331865 + ... + 335253.

It is an arithmetic number, because the mean of its divisors is an integer number (96915580).

Almost surely, 2^1130431451 is an apocalyptic number.

1130431451 is a deficient number, since it is larger than the sum of its proper divisors (32555509).

1130431451 is an equidigital number, since it uses as much as digits as its factorization.

1130431451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3634 (or 3587 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1130431451 is about 33621.8894620751. The cubic root of 1130431451 is about 1041.7129841321.

Adding to 1130431451 its reverse (1541340311), we get a palindrome (2671771762).

The spelling of 1130431451 in words is "one billion, one hundred thirty million, four hundred thirty-one thousand, four hundred fifty-one".