6951223797 has 16 divisors (see below), whose sum is σ = 10701543552. Its totient is φ = 3931176960.

The previous prime is 6951223793. The next prime is 6951223843. The reversal of 6951223797 is 7973221596.

It is not a de Polignac number, because 6951223797 - 2² = 6951223793 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6951223793) 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, 1704204 + ... + 1708277.

It is an arithmetic number, because the mean of its divisors is an integer number (668846472).

Almost surely, 2^6951223797 is an apocalyptic number.

It is an amenable number.

6951223797 is a deficient number, since it is larger than the sum of its proper divisors (3750319755).

6951223797 is a wasteful number, since it uses less digits than its factorization.

6951223797 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412588.

The product of its digits is 1428840, while the sum is 51.

The square root of 6951223797 is about 83373.9995262312. Note that the first 3 decimals coincide. The cubic root of 6951223797 is about 1908.4777027209.

The spelling of 6951223797 in words is "six billion, nine hundred fifty-one million, two hundred twenty-three thousand, seven hundred ninety-seven".