1130112631 has 4 divisors (see below), whose sum is σ = 1130224392. Its totient is φ = 1130000872.

The previous prime is 1130112623. The next prime is 1130112637. The reversal of 1130112631 is 1362110311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1362110311 = 233 ⋅5845967.

It is a cyclic number.

It is not a de Polignac number, because 1130112631 - 2³ = 1130112623 is a prime.

It is a super-3 number, since 3×1130112631³ (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 a junction number, because it is equal to n+sod(n) for n = 1130112599 and 1130112608.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1130112637) 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, 39016 + ... + 61501.

It is an arithmetic number, because the mean of its divisors is an integer number (282556098).

Almost surely, 2^1130112631 is an apocalyptic number.

1130112631 is a deficient number, since it is larger than the sum of its proper divisors (111761).

1130112631 is a wasteful number, since it uses less digits than its factorization.

1130112631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111760.

The product of its (nonzero) digits is 108, while the sum is 19.

The square root of 1130112631 is about 33617.1478712874. The cubic root of 1130112631 is about 1041.6150421292.

Adding to 1130112631 its reverse (1362110311), we get a palindrome (2492222942).

It can be divided in two parts, 11301 and 12631, that added together give a palindrome (23932).

The spelling of 1130112631 in words is "one billion, one hundred thirty million, one hundred twelve thousand, six hundred thirty-one".