1144652156 has 24 divisors (see below), whose sum is σ = 2107350000. Its totient is φ = 543221504.

The previous prime is 1144652141. The next prime is 1144652167. The reversal of 1144652156 is 6512564411.

It is a congruent number.

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, 76781 + ... + 90468.

It is an arithmetic number, because the mean of its divisors is an integer number (87806250).

Almost surely, 2^1144652156 is an apocalyptic number.

It is an amenable number.

1144652156 is a deficient number, since it is larger than the sum of its proper divisors (962697844).

1144652156 is a wasteful number, since it uses less digits than its factorization.

1144652156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167341 (or 167339 counting only the distinct ones).

The product of its digits is 28800, while the sum is 35.

The square root of 1144652156 is about 33832.7083751804. The cubic root of 1144652156 is about 1046.0630059770.

The spelling of 1144652156 in words is "one billion, one hundred forty-four million, six hundred fifty-two thousand, one hundred fifty-six".