797141797 has 4 divisors (see below), whose sum is σ = 831800160. Its totient is φ = 762483436.

The previous prime is 797141777. The next prime is 797141819.

It is a happy number.

797141797 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-797141797 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (797141707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17329147 + ... + 17329192.

It is an arithmetic number, because the mean of its divisors is an integer number (207950040).

Almost surely, 2^797141797 is an apocalyptic number.

It is an amenable number.

797141797 is a deficient number, since it is larger than the sum of its proper divisors (34658363).

797141797 is a wasteful number, since it uses less digits than its factorization.

797141797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34658362.

The product of its digits is 777924, while the sum is 52.

The square root of 797141797 is about 28233.6996690126. The cubic root of 797141797 is about 927.2108972226.

The spelling of 797141797 in words is "seven hundred ninety-seven million, one hundred forty-one thousand, seven hundred ninety-seven".