63883279 has 2 divisors, whose sum is σ = 63883280. Its totient is φ = 63883278.

The previous prime is 63883277. The next prime is 63883283. The reversal of 63883279 is 97238836.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63883279 - 2¹ = 63883277 is a prime.

Together with 63883277, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63883277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31941639 + 31941640.

It is an arithmetic number, because the mean of its divisors is an integer number (31941640).

Almost surely, 2^63883279 is an apocalyptic number.

63883279 is a deficient number, since it is larger than the sum of its proper divisors (1).

63883279 is an equidigital number, since it uses as much as digits as its factorization.

63883279 is an evil number, because the sum of its binary digits is even.

The product of its digits is 435456, while the sum is 46.

The square root of 63883279 is about 7992.7016083425. The cubic root of 63883279 is about 399.7566832724.

The spelling of 63883279 in words is "sixty-three million, eight hundred eighty-three thousand, two hundred seventy-nine".