1112613161 has 8 divisors (see below), whose sum is σ = 1285157664. Its totient is φ = 951968320.

The previous prime is 1112613137. The next prime is 1112613163. The reversal of 1112613161 is 1613162111.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1112613161 - 2²⁶ = 1045504297 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1112613163) 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, 2974715 + ... + 2975088.

It is an arithmetic number, because the mean of its divisors is an integer number (160644708).

Almost surely, 2^1112613161 is an apocalyptic number.

1112613161 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1112613161 is a deficient number, since it is larger than the sum of its proper divisors (172544503).

1112613161 is a wasteful number, since it uses less digits than its factorization.

1112613161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5949831.

The product of its digits is 216, while the sum is 23.

The square root of 1112613161 is about 33355.8564722898. The cubic root of 1112613161 is about 1036.2106803213.

Adding to 1112613161 its reverse (1613162111), we get a palindrome (2725775272).

The spelling of 1112613161 in words is "one billion, one hundred twelve million, six hundred thirteen thousand, one hundred sixty-one".