1150231664 has 20 divisors (see below), whose sum is σ = 2233165104. Its totient is φ = 573931008.

The previous prime is 1150231661. The next prime is 1150231711. The reversal of 1150231664 is 4661320511.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1150231661) 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, 66017 + ... + 81600.

Almost surely, 2^1150231664 is an apocalyptic number.

It is an amenable number.

1150231664 is a deficient number, since it is larger than the sum of its proper divisors (1082933440).

1150231664 is a wasteful number, since it uses less digits than its factorization.

1150231664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148112 (or 148106 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 1150231664 is about 33915.0654429562. The cubic root of 1150231664 is about 1047.7598997388.

The spelling of 1150231664 in words is "one billion, one hundred fifty million, two hundred thirty-one thousand, six hundred sixty-four".