1152973764 has 72 divisors (see below), whose sum is σ = 3126701760. Its totient is φ = 371062944.

The previous prime is 1152973763. The next prime is 1152973799. The reversal of 1152973764 is 4673792511.

It is not an unprimeable number, because it can be changed into a prime (1152973763) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7737 + ... + 48639.

Almost surely, 2^1152973764 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1152973764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1563350880).

1152973764 is an abundant number, since it is smaller than the sum of its proper divisors (1973727996).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1152973764 is a wasteful number, since it uses less digits than its factorization.

1152973764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40951 (or 40937 counting only the distinct ones).

The product of its digits is 317520, while the sum is 45.

The square root of 1152973764 is about 33955.4673653596. The cubic root of 1152973764 is about 1048.5918429744.

The spelling of 1152973764 in words is "one billion, one hundred fifty-two million, nine hundred seventy-three thousand, seven hundred sixty-four".