1970630573 has 2 divisors, whose sum is σ = 1970630574. Its totient is φ = 1970630572.

The previous prime is 1970630549. The next prime is 1970630603. The reversal of 1970630573 is 3750360791.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1599760009 + 370870564 = 39997^2 + 19258^2 .

It is an emirp because it is prime and its reverse (3750360791) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1970630573 - 2¹⁴ = 1970614189 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1970630573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1970630513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 985315286 + 985315287.

It is an arithmetic number, because the mean of its divisors is an integer number (985315287).

Almost surely, 2^1970630573 is an apocalyptic number.

It is an amenable number.

1970630573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1970630573 is an equidigital number, since it uses as much as digits as its factorization.

1970630573 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 119070, while the sum is 41.

The square root of 1970630573 is about 44391.7849719968. The cubic root of 1970630573 is about 1253.7234201415.

The spelling of 1970630573 in words is "one billion, nine hundred seventy million, six hundred thirty thousand, five hundred seventy-three".