1152369944 has 64 divisors (see below), whose sum is σ = 2492743680. Its totient is φ = 494496000.

The previous prime is 1152369901. The next prime is 1152369947. The reversal of 1152369944 is 4499632511.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a junction number, because it is equal to n+sod(n) for n = 1152369895 and 1152369904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1152369947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106697 + ... + 116999.

It is an arithmetic number, because the mean of its divisors is an integer number (38949120).

Almost surely, 2^1152369944 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 1152369944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1246371840).

1152369944 is an abundant number, since it is smaller than the sum of its proper divisors (1340373736).

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

1152369944 is a wasteful number, since it uses less digits than its factorization.

1152369944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10392 (or 10388 counting only the distinct ones).

The product of its digits is 233280, while the sum is 44.

The square root of 1152369944 is about 33946.5748493129. The cubic root of 1152369944 is about 1048.4087595112.

The spelling of 1152369944 in words is "one billion, one hundred fifty-two million, three hundred sixty-nine thousand, nine hundred forty-four".