1061641012 has 12 divisors (see below), whose sum is σ = 1858136896. Its totient is φ = 530744760.

The previous prime is 1061641001. The next prime is 1061641027. The reversal of 1061641012 is 2101461601.

It is a super-2 number, since 2×1061641012² = 2254163276720768288, 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 3 ways as a sum of consecutive naturals, for example, 22837 + ... + 51427.

Almost surely, 2^1061641012 is an apocalyptic number.

It is an amenable number.

1061641012 is a deficient number, since it is larger than the sum of its proper divisors (796495884).

1061641012 is a wasteful number, since it uses less digits than its factorization.

1061641012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37878 (or 37876 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 1061641012 is about 32582.8330873790. The cubic root of 1061641012 is about 1020.1387136737.

The spelling of 1061641012 in words is "one billion, sixty-one million, six hundred forty-one thousand, twelve".