1133556680 has 16 divisors (see below), whose sum is σ = 2550502620. Its totient is φ = 453422656.

The previous prime is 1133556667. The next prime is 1133556689. The reversal of 1133556680 is 866553311.

It can be written as a sum of positive squares in 2 ways, for example, as 1081225924 + 52330756 = 32882^2 + 7234^2 .

It is not an unprimeable number, because it can be changed into a prime (1133556689) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14169419 + ... + 14169498.

Almost surely, 2^1133556680 is an apocalyptic number.

1133556680 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1133556680 is an abundant number, since it is smaller than the sum of its proper divisors (1416945940).

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

1133556680 is a wasteful number, since it uses less digits than its factorization.

1133556680 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28338928 (or 28338924 counting only the distinct ones).

The product of its (nonzero) digits is 64800, while the sum is 38.

The square root of 1133556680 is about 33668.3334900912. Note that the first 3 decimals coincide. The cubic root of 1133556680 is about 1042.6720857953.

The spelling of 1133556680 in words is "one billion, one hundred thirty-three million, five hundred fifty-six thousand, six hundred eighty".