1420851713 has 2 divisors, whose sum is σ = 1420851714. Its totient is φ = 1420851712.

The previous prime is 1420851667. The next prime is 1420851767. The reversal of 1420851713 is 3171580241.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1236788224 + 184063489 = 35168^2 + 13567^2 .

It is an emirp because it is prime and its reverse (3171580241) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1420851713 - 2²⁶ = 1353742849 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1420851713.

It is not a weakly prime, because it can be changed into another prime (1420821713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710425856 + 710425857.

It is an arithmetic number, because the mean of its divisors is an integer number (710425857).

Almost surely, 2^1420851713 is an apocalyptic number.

It is an amenable number.

1420851713 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420851713 is an equidigital number, since it uses as much as digits as its factorization.

1420851713 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 1420851713 is about 37694.1867268681. The cubic root of 1420851713 is about 1124.2155421485.

The spelling of 1420851713 in words is "one billion, four hundred twenty million, eight hundred fifty-one thousand, seven hundred thirteen".