1130112131 has 2 divisors, whose sum is σ = 1130112132. Its totient is φ = 1130112130.

The previous prime is 1130112119. The next prime is 1130112149. The reversal of 1130112131 is 1312110311.

It is a happy number.

It is a weak prime.

It is an emirp because it is prime and its reverse (1312110311) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1130112131 is a prime.

It is a super-2 number, since 2×1130112131² = 2554306857266722322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1130112931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565056065 + 565056066.

It is an arithmetic number, because the mean of its divisors is an integer number (565056066).

Almost surely, 2^1130112131 is an apocalyptic number.

1130112131 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130112131 is an equidigital number, since it uses as much as digits as its factorization.

1130112131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 1130112131 is about 33617.1404346057. The cubic root of 1130112131 is about 1041.6148885139.

Adding to 1130112131 its reverse (1312110311), we get a palindrome (2442222442).

It can be divided in two parts, 11301 and 12131, that added together give a palindrome (23432).

The spelling of 1130112131 in words is "one billion, one hundred thirty million, one hundred twelve thousand, one hundred thirty-one".