1121340746816 has 28 divisors (see below), whose sum is σ = 2301890222220. Its totient is φ = 541336911360.

The previous prime is 1121340746807. The next prime is 1121340746821. The reversal of 1121340746816 is 6186470431211.

It can be written as a sum of positive squares in 2 ways, for example, as 427318460416 + 694022286400 = 653696^2 + 833080^2 .

It is a super-2 number, since 2×1121340746816² (a number of 25 digits) contains 22 as substring.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 302083475 + ... + 302087186.

Almost surely, 2^{1121340746816} is an apocalyptic number.

1121340746816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1121340746816 is an abundant number, since it is smaller than the sum of its proper divisors (1180549475404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1121340746816 is an equidigital number, since it uses as much as digits as its factorization.

1121340746816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 604170702 (or 604170692 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

The spelling of 1121340746816 in words is "one trillion, one hundred twenty-one billion, three hundred forty million, seven hundred forty-six thousand, eight hundred sixteen".