1144872488 has 16 divisors (see below), whose sum is σ = 2163540480. Its totient is φ = 567928368.

The previous prime is 1144872481. The next prime is 1144872517. The reversal of 1144872488 is 8842784411.

It is not an unprimeable number, because it can be changed into a prime (1144872481) 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, 562406 + ... + 564437.

It is an arithmetic number, because the mean of its divisors is an integer number (135221280).

Almost surely, 2^1144872488 is an apocalyptic number.

It is an amenable number.

1144872488 is a deficient number, since it is larger than the sum of its proper divisors (1018667992).

1144872488 is a wasteful number, since it uses less digits than its factorization.

1144872488 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1126976 (or 1126972 counting only the distinct ones).

The product of its digits is 458752, while the sum is 47.

The square root of 1144872488 is about 33835.9644165790. The cubic root of 1144872488 is about 1046.1301199226.

The spelling of 1144872488 in words is "one billion, one hundred forty-four million, eight hundred seventy-two thousand, four hundred eighty-eight".