1330135556 has 24 divisors (see below), whose sum is σ = 2475549216. Its totient is φ = 623181440.

The previous prime is 1330135519. The next prime is 1330135591. The reversal of 1330135556 is 6555310331.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27650 + ... + 58521.

It is an arithmetic number, because the mean of its divisors is an integer number (103147884).

Almost surely, 2^1330135556 is an apocalyptic number.

It is an amenable number.

1330135556 is a deficient number, since it is larger than the sum of its proper divisors (1145413660).

1330135556 is a wasteful number, since it uses less digits than its factorization.

1330135556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86419 (or 86417 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 32.

The square root of 1330135556 is about 36471.0235118237. The cubic root of 1330135556 is about 1099.7618095838.

Adding to 1330135556 its reverse (6555310331), we get a palindrome (7885445887).

The spelling of 1330135556 in words is "one billion, three hundred thirty million, one hundred thirty-five thousand, five hundred fifty-six".