1130312042 has 8 divisors (see below), whose sum is σ = 1695694500. Its totient is φ = 565080544.

The previous prime is 1130312041. The next prime is 1130312059. The reversal of 1130312042 is 2402130311.

It can be written as a sum of positive squares in 2 ways, for example, as 1060739761 + 69572281 = 32569^2 + 8341^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 1130312042.

It is not an unprimeable number, because it can be changed into a prime (1130312041) 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, 16667 + ... + 50382.

Almost surely, 2^1130312042 is an apocalyptic number.

1130312042 is a deficient number, since it is larger than the sum of its proper divisors (565382458).

1130312042 is an equidigital number, since it uses as much as digits as its factorization.

1130312042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75480.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 1130312042 is about 33620.1136523956. The cubic root of 1130312042 is about 1041.6763036577.

Adding to 1130312042 its reverse (2402130311), we get a palindrome (3532442353).

The spelling of 1130312042 in words is "one billion, one hundred thirty million, three hundred twelve thousand, forty-two".