1670703841 has 2 divisors, whose sum is σ = 1670703842. Its totient is φ = 1670703840.

The previous prime is 1670703791. The next prime is 1670703901. The reversal of 1670703841 is 1483070761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1669539600 + 1164241 = 40860^2 + 1079^2 .

It is an emirp because it is prime and its reverse (1483070761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1670703841 - 2¹¹ = 1670701793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1670703841.

It is not a weakly prime, because it can be changed into another prime (1670503841) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835351920 + 835351921.

It is an arithmetic number, because the mean of its divisors is an integer number (835351921).

Almost surely, 2^1670703841 is an apocalyptic number.

It is an amenable number.

1670703841 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670703841 is an equidigital number, since it uses as much as digits as its factorization.

1670703841 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 28224, while the sum is 37.

The square root of 1670703841 is about 40874.2442254288. The cubic root of 1670703841 is about 1186.5876494521.

The spelling of 1670703841 in words is "one billion, six hundred seventy million, seven hundred three thousand, eight hundred forty-one".