979813573 has 2 divisors, whose sum is σ = 979813574. Its totient is φ = 979813572.

The previous prime is 979813553. The next prime is 979813579. The reversal of 979813573 is 375318979.

It is a happy number.

979813573 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 979502209 + 311364 = 31297^2 + 558^2 .

It is a cyclic number.

It is not a de Polignac number, because 979813573 - 2⁹ = 979813061 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 979813573.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (979813579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489906786 + 489906787.

It is an arithmetic number, because the mean of its divisors is an integer number (489906787).

Almost surely, 2^979813573 is an apocalyptic number.

It is an amenable number.

979813573 is a deficient number, since it is larger than the sum of its proper divisors (1).

979813573 is an equidigital number, since it uses as much as digits as its factorization.

979813573 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1428840, while the sum is 52.

The square root of 979813573 is about 31301.9739473408. The cubic root of 979813573 is about 993.2253994277.

The spelling of 979813573 in words is "nine hundred seventy-nine million, eight hundred thirteen thousand, five hundred seventy-three".