1153444532 has 12 divisors (see below), whose sum is σ = 2019409476. Its totient is φ = 576470400.

The previous prime is 1153444529. The next prime is 1153444613. The reversal of 1153444532 is 2354443511.

It can be written as a sum of positive squares in 2 ways, for example, as 858841636 + 294602896 = 29306^2 + 17164^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52469 + ... + 71132.

It is an arithmetic number, because the mean of its divisors is an integer number (168284123).

Almost surely, 2^1153444532 is an apocalyptic number.

It is an amenable number.

1153444532 is a deficient number, since it is larger than the sum of its proper divisors (865964944).

1153444532 is a wasteful number, since it uses less digits than its factorization.

1153444532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125938 (or 125936 counting only the distinct ones).

The product of its digits is 28800, while the sum is 32.

The square root of 1153444532 is about 33962.3987963159. The cubic root of 1153444532 is about 1048.7345395760.

The spelling of 1153444532 in words is "one billion, one hundred fifty-three million, four hundred forty-four thousand, five hundred thirty-two".