1112317919 has 4 divisors (see below), whose sum is σ = 1112392344. Its totient is φ = 1112243496.

The previous prime is 1112317903. The next prime is 1112317963. The reversal of 1112317919 is 9197132111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1112317919 - 2⁴ = 1112317903 is a prime.

It is a super-2 number, since 2×1112317919² = 2474502305856981122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112317819) 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, 6152 + ... + 47565.

It is an arithmetic number, because the mean of its divisors is an integer number (278098086).

Almost surely, 2^1112317919 is an apocalyptic number.

1112317919 is a deficient number, since it is larger than the sum of its proper divisors (74425).

1112317919 is an equidigital number, since it uses as much as digits as its factorization.

1112317919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74424.

The product of its digits is 3402, while the sum is 35.

The square root of 1112317919 is about 33351.4305390339. The cubic root of 1112317919 is about 1036.1190162434.

The spelling of 1112317919 in words is "one billion, one hundred twelve million, three hundred seventeen thousand, nine hundred nineteen".