797927147 has 4 divisors (see below), whose sum is σ = 844864056. Its totient is φ = 750990240.

The previous prime is 797927129. The next prime is 797927159. The reversal of 797927147 is 741729797.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 741729797 = 241 ⋅3077717.

It is a cyclic number.

It is not a de Polignac number, because 797927147 - 2¹² = 797923051 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (797927107) 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, 23468429 + ... + 23468462.

It is an arithmetic number, because the mean of its divisors is an integer number (211216014).

Almost surely, 2^797927147 is an apocalyptic number.

797927147 is a deficient number, since it is larger than the sum of its proper divisors (46936909).

797927147 is a wasteful number, since it uses less digits than its factorization.

797927147 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46936908.

The product of its digits is 1555848, while the sum is 53.

The square root of 797927147 is about 28247.6042700970. The cubic root of 797927147 is about 927.5152956262.

The spelling of 797927147 in words is "seven hundred ninety-seven million, nine hundred twenty-seven thousand, one hundred forty-seven".