6942969197 has 2 divisors, whose sum is σ = 6942969198. Its totient is φ = 6942969196.

The previous prime is 6942969161. The next prime is 6942969251. The reversal of 6942969197 is 7919692496.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6702533161 + 240436036 = 81869^2 + 15506^2 .

It is a cyclic number.

It is not a de Polignac number, because 6942969197 - 2¹⁰ = 6942968173 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (6942969127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3471484598 + 3471484599.

It is an arithmetic number, because the mean of its divisors is an integer number (3471484599).

Almost surely, 2^6942969197 is an apocalyptic number.

It is an amenable number.

6942969197 is a deficient number, since it is larger than the sum of its proper divisors (1).

6942969197 is an equidigital number, since it uses as much as digits as its factorization.

6942969197 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13226976, while the sum is 62.

The square root of 6942969197 is about 83324.4813785240. The cubic root of 6942969197 is about 1907.7219624136.

The spelling of 6942969197 in words is "six billion, nine hundred forty-two million, nine hundred sixty-nine thousand, one hundred ninety-seven".