63013439 has 2 divisors, whose sum is σ = 63013440. Its totient is φ = 63013438.

The previous prime is 63013429. The next prime is 63013451. The reversal of 63013439 is 93431036.

63013439 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63013439 - 2¹² = 63009343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63013429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31506719 + 31506720.

It is an arithmetic number, because the mean of its divisors is an integer number (31506720).

Almost surely, 2^63013439 is an apocalyptic number.

63013439 is a deficient number, since it is larger than the sum of its proper divisors (1).

63013439 is an equidigital number, since it uses as much as digits as its factorization.

63013439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 29.

The square root of 63013439 is about 7938.1004654766. The cubic root of 63013439 is about 397.9340121907.

The spelling of 63013439 in words is "sixty-three million, thirteen thousand, four hundred thirty-nine".