1153139068 has 12 divisors (see below), whose sum is σ = 2021531512. Its totient is φ = 575558640.

The previous prime is 1153138999. The next prime is 1153139101. The reversal of 1153139068 is 8609313511.

It is a congruent number.

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, 250155 + ... + 254722.

Almost surely, 2^1153139068 is an apocalyptic number.

It is an amenable number.

1153139068 is a deficient number, since it is larger than the sum of its proper divisors (868392444).

1153139068 is a wasteful number, since it uses less digits than its factorization.

1153139068 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505452 (or 505450 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 37.

The square root of 1153139068 is about 33957.9014074781. The cubic root of 1153139068 is about 1048.6419534360.

The spelling of 1153139068 in words is "one billion, one hundred fifty-three million, one hundred thirty-nine thousand, sixty-eight".