1113126113 has 4 divisors (see below), whose sum is σ = 1214319408. Its totient is φ = 1011932820.

The previous prime is 1113126107. The next prime is 1113126127. The reversal of 1113126113 is 3116213111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3116213111 = 11 ⋅283292101.

It is a cyclic number.

It is not a de Polignac number, because 1113126113 - 2¹⁴ = 1113109729 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113126173) 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, 50596631 + ... + 50596652.

It is an arithmetic number, because the mean of its divisors is an integer number (303579852).

Almost surely, 2^1113126113 is an apocalyptic number.

It is an amenable number.

1113126113 is a deficient number, since it is larger than the sum of its proper divisors (101193295).

1113126113 is a wasteful number, since it uses less digits than its factorization.

1113126113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101193294.

The product of its digits is 108, while the sum is 20.

The square root of 1113126113 is about 33363.5446707930. The cubic root of 1113126113 is about 1036.3698984864.

Adding to 1113126113 its reverse (3116213111), we get a palindrome (4229339224).

The spelling of 1113126113 in words is "one billion, one hundred thirteen million, one hundred twenty-six thousand, one hundred thirteen".