1670056313 has 2 divisors, whose sum is σ = 1670056314. Its totient is φ = 1670056312.

The previous prime is 1670056303. The next prime is 1670056351. The reversal of 1670056313 is 3136500761.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1115359609 + 554696704 = 33397^2 + 23552^2 .

It is an emirp because it is prime and its reverse (3136500761) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1670056313 - 2¹⁸ = 1669794169 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1670056313.

It is not a weakly prime, because it can be changed into another prime (1670056303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 835028156 + 835028157.

It is an arithmetic number, because the mean of its divisors is an integer number (835028157).

Almost surely, 2^1670056313 is an apocalyptic number.

It is an amenable number.

1670056313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1670056313 is an equidigital number, since it uses as much as digits as its factorization.

1670056313 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 1670056313 is about 40866.3224795185. The cubic root of 1670056313 is about 1186.4343312328.

The spelling of 1670056313 in words is "one billion, six hundred seventy million, fifty-six thousand, three hundred thirteen".