561362653 has 2 divisors, whose sum is σ = 561362654. Its totient is φ = 561362652.

The previous prime is 561362629. The next prime is 561362677. The reversal of 561362653 is 356263165.

It is a balanced prime because it is at equal distance from previous prime (561362629) and next prime (561362677).

It can be written as a sum of positive squares in only one way, i.e., 440076484 + 121286169 = 20978^2 + 11013^2 .

It is a cyclic number.

It is not a de Polignac number, because 561362653 - 2⁵ = 561362621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (561362603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280681326 + 280681327.

It is an arithmetic number, because the mean of its divisors is an integer number (280681327).

Almost surely, 2^561362653 is an apocalyptic number.

It is an amenable number.

561362653 is a deficient number, since it is larger than the sum of its proper divisors (1).

561362653 is an equidigital number, since it uses as much as digits as its factorization.

561362653 is an evil number, because the sum of its binary digits is even.

The product of its digits is 97200, while the sum is 37.

The square root of 561362653 is about 23693.0929386604. The cubic root of 561362653 is about 824.9250757792.

The spelling of 561362653 in words is "five hundred sixty-one million, three hundred sixty-two thousand, six hundred fifty-three".