801357111 has 16 divisors (see below), whose sum is σ = 1192830720. Its totient is φ = 531702360.

The previous prime is 801357103. The next prime is 801357127. The reversal of 801357111 is 111753108.

801357111 is a `hidden beast` number, since 80 + 1 + 3 + 571 + 11 = 666.

It is not a de Polignac number, because 801357111 - 2³ = 801357103 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (801357181) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64635 + ... + 76028.

It is an arithmetic number, because the mean of its divisors is an integer number (74551920).

Almost surely, 2^801357111 is an apocalyptic number.

801357111 is a deficient number, since it is larger than the sum of its proper divisors (391473609).

801357111 is a wasteful number, since it uses less digits than its factorization.

801357111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140883 (or 140877 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 27.

The square root of 801357111 is about 28308.2516415267. The cubic root of 801357111 is about 928.8423994459.

The spelling of 801357111 in words is "eight hundred one million, three hundred fifty-seven thousand, one hundred eleven".