561201593 has 2 divisors, whose sum is σ = 561201594. Its totient is φ = 561201592.

The previous prime is 561201527. The next prime is 561201611. The reversal of 561201593 is 395102165.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 419758144 + 141443449 = 20488^2 + 11893^2 .

It is a cyclic number.

It is not a de Polignac number, because 561201593 - 2¹⁰ = 561200569 is a prime.

It is not a weakly prime, because it can be changed into another prime (561206593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280600796 + 280600797.

It is an arithmetic number, because the mean of its divisors is an integer number (280600797).

Almost surely, 2^561201593 is an apocalyptic number.

It is an amenable number.

561201593 is a deficient number, since it is larger than the sum of its proper divisors (1).

561201593 is an equidigital number, since it uses as much as digits as its factorization.

561201593 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8100, while the sum is 32.

The square root of 561201593 is about 23689.6938139774. The cubic root of 561201593 is about 824.8461754222.

The spelling of 561201593 in words is "five hundred sixty-one million, two hundred one thousand, five hundred ninety-three".