63418297 has 2 divisors, whose sum is σ = 63418298. Its totient is φ = 63418296.

The previous prime is 63418283. The next prime is 63418363. The reversal of 63418297 is 79281436.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 58201641 + 5216656 = 7629^2 + 2284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63418297 is a prime.

It is not a weakly prime, because it can be changed into another prime (63418207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31709148 + 31709149.

It is an arithmetic number, because the mean of its divisors is an integer number (31709149).

Almost surely, 2^63418297 is an apocalyptic number.

It is an amenable number.

63418297 is a deficient number, since it is larger than the sum of its proper divisors (1).

63418297 is an equidigital number, since it uses as much as digits as its factorization.

63418297 is an evil number, because the sum of its binary digits is even.

The product of its digits is 72576, while the sum is 40.

The square root of 63418297 is about 7963.5605730100. The cubic root of 63418297 is about 398.7844284565.

The spelling of 63418297 in words is "sixty-three million, four hundred eighteen thousand, two hundred ninety-seven".