1149872064 has 112 divisors (see below), whose sum is σ = 3329147520. Its totient is φ = 347376640.

The previous prime is 1149872041. The next prime is 1149872083. The reversal of 1149872064 is 4602789411.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 935002 + ... + 936230.

Almost surely, 2^1149872064 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 1149872064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1664573760).

1149872064 is an abundant number, since it is smaller than the sum of its proper divisors (2179275456).

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

1149872064 is a wasteful number, since it uses less digits than its factorization.

1149872064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1698 (or 1688 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 1149872064 is about 33909.7635497507. The cubic root of 1149872064 is about 1047.6507003654.

The spelling of 1149872064 in words is "one billion, one hundred forty-nine million, eight hundred seventy-two thousand, sixty-four".