1144316780 has 24 divisors (see below), whose sum is σ = 2407902000. Its totient is φ = 456805440.

The previous prime is 1144316777. The next prime is 1144316791. The reversal of 1144316780 is 876134411.

It is a happy number.

1144316780 is digitally balanced in base 6, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 1144316780.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47351 + ... + 67310.

It is an arithmetic number, because the mean of its divisors is an integer number (100329250).

Almost surely, 2^1144316780 is an apocalyptic number.

1144316780 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1144316780 is an abundant number, since it is smaller than the sum of its proper divisors (1263585220).

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

1144316780 is a wasteful number, since it uses less digits than its factorization.

1144316780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115169 (or 115167 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 35.

The square root of 1144316780 is about 33827.7516249602. The cubic root of 1144316780 is about 1045.9608326680.

The spelling of 1144316780 in words is "one billion, one hundred forty-four million, three hundred sixteen thousand, seven hundred eighty".