1112172783915 has 32 divisors (see below), whose sum is σ = 1788135471360. Its totient is φ = 590278868864.

The previous prime is 1112172783899. The next prime is 1112172783929. The reversal of 1112172783915 is 5193872712111.

It is a cyclic number.

It is not a de Polignac number, because 1112172783915 - 2⁴ = 1112172783899 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2591956 + ... + 2990414.

It is an arithmetic number, because the mean of its divisors is an integer number (55879233480).

Almost surely, 2^{1112172783915} is an apocalyptic number.

1112172783915 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1112172783915 is a deficient number, since it is larger than the sum of its proper divisors (675962687445).

1112172783915 is a wasteful number, since it uses less digits than its factorization.

1112172783915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399371.

The product of its digits is 211680, while the sum is 48.

The spelling of 1112172783915 in words is "one trillion, one hundred twelve billion, one hundred seventy-two million, seven hundred eighty-three thousand, nine hundred fifteen".