1111791495874 has 4 divisors (see below), whose sum is σ = 1667687243814. Its totient is φ = 555895747936.

The previous prime is 1111791495851. The next prime is 1111791495883. The reversal of 1111791495874 is 4785941971111.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 810837216225 + 300954279649 = 900465^2 + 548593^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 277947873967 + ... + 277947873970.

Almost surely, 2^{1111791495874} is an apocalyptic number.

1111791495874 is a deficient number, since it is larger than the sum of its proper divisors (555895747940).

1111791495874 is an equidigital number, since it uses as much as digits as its factorization.

1111791495874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555895747939.

The product of its digits is 2540160, while the sum is 58.

The spelling of 1111791495874 in words is "one trillion, one hundred eleven billion, seven hundred ninety-one million, four hundred ninety-five thousand, eight hundred seventy-four".