1135556668 has 12 divisors (see below), whose sum is σ = 1998327240. Its totient is φ = 564606032.

The previous prime is 1135556651. The next prime is 1135556671. The reversal of 1135556668 is 8666555311.

It is a plaindrome in base 10.

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, 792271 + ... + 793702.

It is an arithmetic number, because the mean of its divisors is an integer number (166527270).

Almost surely, 2^1135556668 is an apocalyptic number.

It is an amenable number.

1135556668 is a deficient number, since it is larger than the sum of its proper divisors (862770572).

1135556668 is a wasteful number, since it uses less digits than its factorization.

1135556668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1586156 (or 1586154 counting only the distinct ones).

The product of its digits is 648000, while the sum is 46.

The square root of 1135556668 is about 33698.0217223504. The cubic root of 1135556668 is about 1043.2849375037.

The spelling of 1135556668 in words is "one billion, one hundred thirty-five million, five hundred fifty-six thousand, six hundred sixty-eight".