6974442691 has 2 divisors, whose sum is σ = 6974442692. Its totient is φ = 6974442690.

The previous prime is 6974442679. The next prime is 6974442731. The reversal of 6974442691 is 1962444796.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 6974442691 - 2²¹ = 6972345539 is a prime.

It is not a weakly prime, because it can be changed into another prime (6974442611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3487221345 + 3487221346.

It is an arithmetic number, because the mean of its divisors is an integer number (3487221346).

Almost surely, 2^6974442691 is an apocalyptic number.

6974442691 is a deficient number, since it is larger than the sum of its proper divisors (1).

6974442691 is an equidigital number, since it uses as much as digits as its factorization.

6974442691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2612736, while the sum is 52.

The square root of 6974442691 is about 83513.1288540910. The cubic root of 6974442691 is about 1910.6002783247.

The spelling of 6974442691 in words is "six billion, nine hundred seventy-four million, four hundred forty-two thousand, six hundred ninety-one".