1130345432 has 32 divisors (see below), whose sum is σ = 2168629200. Its totient is φ = 552190464.

The previous prime is 1130345431. The next prime is 1130345459. The reversal of 1130345432 is 2345430311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130345431) 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, 53444 + ... + 71532.

Almost surely, 2^1130345432 is an apocalyptic number.

It is an amenable number.

1130345432 is a deficient number, since it is larger than the sum of its proper divisors (1038283768).

1130345432 is a wasteful number, since it uses less digits than its factorization.

1130345432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18275 (or 18271 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 1130345432 is about 33620.6102264667. The cubic root of 1130345432 is about 1041.6865607749.

Adding to 1130345432 its reverse (2345430311), we get a palindrome (3475775743).

The spelling of 1130345432 in words is "one billion, one hundred thirty million, three hundred forty-five thousand, four hundred thirty-two".