1153148268 has 12 divisors (see below), whose sum is σ = 2690679320. Its totient is φ = 384382752.

The previous prime is 1153148237. The next prime is 1153148287. The reversal of 1153148268 is 8628413511.

It is a tau number, because it is divible by the number of its divisors (12).

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, 48047833 + ... + 48047856.

Almost surely, 2^1153148268 is an apocalyptic number.

It is an amenable number.

1153148268 is an abundant number, since it is smaller than the sum of its proper divisors (1537531052).

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

1153148268 is a wasteful number, since it uses less digits than its factorization.

1153148268 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96095696 (or 96095694 counting only the distinct ones).

The product of its digits is 46080, while the sum is 39.

The square root of 1153148268 is about 33958.0368690535. The cubic root of 1153148268 is about 1048.6447421949.

The spelling of 1153148268 in words is "one billion, one hundred fifty-three million, one hundred forty-eight thousand, two hundred sixty-eight".