1149623152 has 20 divisors (see below), whose sum is σ = 2287595896. Its totient is φ = 559275840.

The previous prime is 1149623143. The next prime is 1149623183. The reversal of 1149623152 is 2513269411.

It is a super-2 number, since 2×1149623152² = 2643266783228830208, which contains 22 as substring.

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, 970374 + ... + 971557.

Almost surely, 2^1149623152 is an apocalyptic number.

It is an amenable number.

1149623152 is a deficient number, since it is larger than the sum of its proper divisors (1137972744).

1149623152 is a wasteful number, since it uses less digits than its factorization.

1149623152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1941976 (or 1941970 counting only the distinct ones).

The product of its digits is 12960, while the sum is 34.

The square root of 1149623152 is about 33906.0931397293. The cubic root of 1149623152 is about 1047.5751001724.

The spelling of 1149623152 in words is "one billion, one hundred forty-nine million, six hundred twenty-three thousand, one hundred fifty-two".