1133894646 has 32 divisors (see below), whose sum is σ = 2573383680. Its totient is φ = 369922248.

The previous prime is 1133894639. The next prime is 1133894669. The reversal of 1133894646 is 6464983311.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 220846 + ... + 225921.

It is an arithmetic number, because the mean of its divisors is an integer number (80418240).

Almost surely, 2^1133894646 is an apocalyptic number.

1133894646 is an abundant number, since it is smaller than the sum of its proper divisors (1439489034).

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

1133894646 is a wasteful number, since it uses less digits than its factorization.

1133894646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 446825 (or 446819 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The square root of 1133894646 is about 33673.3521645826. The cubic root of 1133894646 is about 1042.7756985230.

The spelling of 1133894646 in words is "one billion, one hundred thirty-three million, eight hundred ninety-four thousand, six hundred forty-six".