63331417 has 2 divisors, whose sum is σ = 63331418. Its totient is φ = 63331416.

The previous prime is 63331403. The next prime is 63331483. The reversal of 63331417 is 71413336.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 37687321 + 25644096 = 6139^2 + 5064^2 .

It is a cyclic number.

It is not a de Polignac number, because 63331417 - 2²³ = 54942809 is a prime.

It is not a weakly prime, because it can be changed into another prime (63331487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31665708 + 31665709.

It is an arithmetic number, because the mean of its divisors is an integer number (31665709).

Almost surely, 2^63331417 is an apocalyptic number.

It is an amenable number.

63331417 is a deficient number, since it is larger than the sum of its proper divisors (1).

63331417 is an equidigital number, since it uses as much as digits as its factorization.

63331417 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 28.

The square root of 63331417 is about 7958.1038570755. The cubic root of 63331417 is about 398.6022401075.

It can be divided in two parts, 6333 and 1417, that added together give a triangular number (7750 = T₁₂₄).

The spelling of 63331417 in words is "sixty-three million, three hundred thirty-one thousand, four hundred seventeen".