63112589 has 2 divisors, whose sum is σ = 63112590. Its totient is φ = 63112588.

The previous prime is 63112573. The next prime is 63112591. The reversal of 63112589 is 98521136.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 50651689 + 12460900 = 7117^2 + 3530^2 .

It is a cyclic number.

It is not a de Polignac number, because 63112589 - 2⁴ = 63112573 is a prime.

It is a Sophie Germain prime.

Together with 63112591, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63112549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31556294 + 31556295.

It is an arithmetic number, because the mean of its divisors is an integer number (31556295).

Almost surely, 2^63112589 is an apocalyptic number.

It is an amenable number.

63112589 is a deficient number, since it is larger than the sum of its proper divisors (1).

63112589 is an equidigital number, since it uses as much as digits as its factorization.

63112589 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 35.

The square root of 63112589 is about 7944.3432075912. The cubic root of 63112589 is about 398.1426157421.

The spelling of 63112589 in words is "sixty-three million, one hundred twelve thousand, five hundred eighty-nine".