63475597 has 2 divisors, whose sum is σ = 63475598. Its totient is φ = 63475596.

The previous prime is 63475591. The next prime is 63475613. The reversal of 63475597 is 79557436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 60310756 + 3164841 = 7766^2 + 1779^2 .

It is a cyclic number.

It is not a de Polignac number, because 63475597 - 2³ = 63475589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63475591) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31737798 + 31737799.

It is an arithmetic number, because the mean of its divisors is an integer number (31737799).

Almost surely, 2^63475597 is an apocalyptic number.

It is an amenable number.

63475597 is a deficient number, since it is larger than the sum of its proper divisors (1).

63475597 is an equidigital number, since it uses as much as digits as its factorization.

63475597 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 46.

The square root of 63475597 is about 7967.1573977172. The cubic root of 63475597 is about 398.9044961674.

The spelling of 63475597 in words is "sixty-three million, four hundred seventy-five thousand, five hundred ninety-seven".