797441111153 has 4 divisors (see below), whose sum is σ = 812487169908. Its totient is φ = 782395052400.

The previous prime is 797441111113. The next prime is 797441111209. The reversal of 797441111153 is 351111144797.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 354182097424 + 443259013729 = 595132^2 + 665777^2 .

It is a de Polignac number, because none of the positive numbers 2^k-797441111153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797441111113) 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, 7523029298 + ... + 7523029403.

It is an arithmetic number, because the mean of its divisors is an integer number (203121792477).

Almost surely, 2^797441111153 is an apocalyptic number.

It is an amenable number.

797441111153 is a deficient number, since it is larger than the sum of its proper divisors (15046058755).

797441111153 is a wasteful number, since it uses less digits than its factorization.

797441111153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15046058754.

The product of its digits is 105840, while the sum is 44.

The spelling of 797441111153 in words is "seven hundred ninety-seven billion, four hundred forty-one million, one hundred eleven thousand, one hundred fifty-three".