1051116646 has 16 divisors (see below), whose sum is σ = 1639794240. Its totient is φ = 504878400.

The previous prime is 1051116637. The next prime is 1051116667. The reversal of 1051116646 is 6466111501.

It is a super-2 number, since 2×1051116646² = 2209692406996578632, which contains 22 as substring.

It is a congruent number.

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, 84055 + ... + 95746.

It is an arithmetic number, because the mean of its divisors is an integer number (102487140).

Almost surely, 2^1051116646 is an apocalyptic number.

1051116646 is a deficient number, since it is larger than the sum of its proper divisors (588677594).

1051116646 is a wasteful number, since it uses less digits than its factorization.

1051116646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179919.

The product of its (nonzero) digits is 4320, while the sum is 31.

The square root of 1051116646 is about 32420.9291353595. The cubic root of 1051116646 is about 1016.7565323173.

The spelling of 1051116646 in words is "one billion, fifty-one million, one hundred sixteen thousand, six hundred forty-six".