1153562252 has 12 divisors (see below), whose sum is σ = 2022783000. Its totient is φ = 575624256.

The previous prime is 1153562243. The next prime is 1153562273. The reversal of 1153562252 is 2522653511.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 286973 + ... + 290964.

It is an arithmetic number, because the mean of its divisors is an integer number (168565250).

Almost surely, 2^1153562252 is an apocalyptic number.

It is an amenable number.

1153562252 is a deficient number, since it is larger than the sum of its proper divisors (869220748).

1153562252 is a wasteful number, since it uses less digits than its factorization.

1153562252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 578440 (or 578438 counting only the distinct ones).

The product of its digits is 18000, while the sum is 32.

The square root of 1153562252 is about 33964.1318452275. The cubic root of 1153562252 is about 1048.7702161450.

The spelling of 1153562252 in words is "one billion, one hundred fifty-three million, five hundred sixty-two thousand, two hundred fifty-two".