801157012 has 12 divisors (see below), whose sum is σ = 1419772480. Its totient is φ = 395507736.

The previous prime is 801157009. The next prime is 801157067. The reversal of 801157012 is 210751108.

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, 1267338 + ... + 1267969.

Almost surely, 2^801157012 is an apocalyptic number.

It is an amenable number.

801157012 is a deficient number, since it is larger than the sum of its proper divisors (618615468).

801157012 is a wasteful number, since it uses less digits than its factorization.

801157012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2535390 (or 2535388 counting only the distinct ones).

The product of its (nonzero) digits is 560, while the sum is 25.

The square root of 801157012 is about 28304.7171333684. The cubic root of 801157012 is about 928.7650823111.

The spelling of 801157012 in words is "eight hundred one million, one hundred fifty-seven thousand, twelve".