1133561012 has 24 divisors (see below), whose sum is σ = 2050821696. Its totient is φ = 547884288.

The previous prime is 1133560999. The next prime is 1133561017. The reversal of 1133561012 is 2101653311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1133561017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17288 + ... + 50655.

It is an arithmetic number, because the mean of its divisors is an integer number (85450904).

Almost surely, 2^1133561012 is an apocalyptic number.

It is an amenable number.

1133561012 is a deficient number, since it is larger than the sum of its proper divisors (917260684).

1133561012 is a wasteful number, since it uses less digits than its factorization.

1133561012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68087 (or 68085 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 23.

The square root of 1133561012 is about 33668.3978234783. The cubic root of 1133561012 is about 1042.6734140188.

The spelling of 1133561012 in words is "one billion, one hundred thirty-three million, five hundred sixty-one thousand, twelve".