7122585563 has 2 divisors, whose sum is σ = 7122585564. Its totient is φ = 7122585562.

The previous prime is 7122585553. The next prime is 7122585607. The reversal of 7122585563 is 3655852217.

It is an a-pointer prime, because the next prime (7122585607) can be obtained adding 7122585563 to its sum of digits (44).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7122585563 - 2²⁰ = 7121536987 is a prime.

It is not a weakly prime, because it can be changed into another prime (7122585553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3561292781 + 3561292782.

It is an arithmetic number, because the mean of its divisors is an integer number (3561292782).

Almost surely, 2^7122585563 is an apocalyptic number.

7122585563 is a deficient number, since it is larger than the sum of its proper divisors (1).

7122585563 is an equidigital number, since it uses as much as digits as its factorization.

7122585563 is an evil number, because the sum of its binary digits is even.

The product of its digits is 504000, while the sum is 44.

The square root of 7122585563 is about 84395.4119783771. The cubic root of 7122585563 is about 1924.0331852102.

The spelling of 7122585563 in words is "seven billion, one hundred twenty-two million, five hundred eighty-five thousand, five hundred sixty-three".