1116454144 has 36 divisors (see below), whose sum is σ = 2399980996. Its totient is φ = 515284992.

The previous prime is 1116454123. The next prime is 1116454177. The reversal of 1116454144 is 4414546111.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 122943744 + 993510400 = 11088^2 + 31520^2 .

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 164409 + ... + 171064.

Almost surely, 2^1116454144 is an apocalyptic number.

It is an amenable number.

1116454144 is an abundant number, since it is smaller than the sum of its proper divisors (1283526852).

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

1116454144 is an equidigital number, since it uses as much as digits as its factorization.

1116454144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 335502 (or 335488 counting only the distinct ones).

The product of its digits is 7680, while the sum is 31.

The square root of 1116454144 is about 33413.3827081306. The cubic root of 1116454144 is about 1037.4017191269.

The spelling of 1116454144 in words is "one billion, one hundred sixteen million, four hundred fifty-four thousand, one hundred forty-four".