1144655416 has 16 divisors (see below), whose sum is σ = 2186724600. Its totient is φ = 561528864.

The previous prime is 1144655383. The next prime is 1144655429. The reversal of 1144655416 is 6145564411.

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, 1349406 + ... + 1350253.

Almost surely, 2^1144655416 is an apocalyptic number.

It is an amenable number.

1144655416 is a deficient number, since it is larger than the sum of its proper divisors (1042069184).

1144655416 is a wasteful number, since it uses less digits than its factorization.

1144655416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2699718 (or 2699714 counting only the distinct ones).

The product of its digits is 57600, while the sum is 37.

The square root of 1144655416 is about 33832.7565533759. The cubic root of 1144655416 is about 1046.0639990479.

The spelling of 1144655416 in words is "one billion, one hundred forty-four million, six hundred fifty-five thousand, four hundred sixteen".