1970668807 has 2 divisors, whose sum is σ = 1970668808. Its totient is φ = 1970668806.

The previous prime is 1970668793. The next prime is 1970668841. The reversal of 1970668807 is 7088660791.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1970668807 - 2²⁷ = 1836451079 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1970668307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985334403 + 985334404.

It is an arithmetic number, because the mean of its divisors is an integer number (985334404).

Almost surely, 2^1970668807 is an apocalyptic number.

1970668807 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970668807 is an equidigital number, since it uses as much as digits as its factorization.

1970668807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1016064, while the sum is 52.

The square root of 1970668807 is about 44392.2156126499. The cubic root of 1970668807 is about 1253.7315282993.

The spelling of 1970668807 in words is "one billion, nine hundred seventy million, six hundred sixty-eight thousand, eight hundred seven".