573607311421 has 2 divisors, whose sum is σ = 573607311422. Its totient is φ = 573607311420.

The previous prime is 573607311379. The next prime is 573607311437. The reversal of 573607311421 is 124113706375.

573607311421 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., 548467623396 + 25139688025 = 740586^2 + 158555^2 .

It is a cyclic number.

It is not a de Polignac number, because 573607311421 - 2³⁹ = 23851497533 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (573607311821) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 286803655710 + 286803655711.

It is an arithmetic number, because the mean of its divisors is an integer number (286803655711).

Almost surely, 2^573607311421 is an apocalyptic number.

It is an amenable number.

573607311421 is a deficient number, since it is larger than the sum of its proper divisors (1).

573607311421 is an equidigital number, since it uses as much as digits as its factorization.

573607311421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 40.

The spelling of 573607311421 in words is "five hundred seventy-three billion, six hundred seven million, three hundred eleven thousand, four hundred twenty-one".