797864133 has 32 divisors (see below), whose sum is σ = 1180956672. Its totient is φ = 475092800.

The previous prime is 797864107. The next prime is 797864149. The reversal of 797864133 is 331468797.

It is a cyclic number.

It is not a de Polignac number, because 797864133 - 2⁵ = 797864101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797863133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1178191 + ... + 1178867.

It is an arithmetic number, because the mean of its divisors is an integer number (36904896).

Almost surely, 2^797864133 is an apocalyptic number.

It is an amenable number.

797864133 is a deficient number, since it is larger than the sum of its proper divisors (383092539).

797864133 is a wasteful number, since it uses less digits than its factorization.

797864133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1265.

The product of its digits is 762048, while the sum is 48.

The square root of 797864133 is about 28246.4888614497. The cubic root of 797864133 is about 927.4908790330.

The spelling of 797864133 in words is "seven hundred ninety-seven million, eight hundred sixty-four thousand, one hundred thirty-three".