63499 has 2 divisors, whose sum is σ = 63500. Its totient is φ = 63498.

The previous prime is 63493. The next prime is 63521. The reversal of 63499 is 99436.

63499 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 63499 - 2⁵ = 63467 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63499.

It is not a weakly prime, because it can be changed into another prime (63493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31749 + 31750.

It is an arithmetic number, because the mean of its divisors is an integer number (31750).

2⁶³⁴⁹⁹ is an apocalyptic number.

63499 is a deficient number, since it is larger than the sum of its proper divisors (1).

63499 is an equidigital number, since it uses as much as digits as its factorization.

63499 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5832, while the sum is 31.

The square root of 63499 is about 251.9900791698. The cubic root of 63499 is about 39.8953514558.

Subtracting 63499 from its reverse (99436), we obtain a cube (35937 = 33³).

The spelling of 63499 in words is "sixty-three thousand, four hundred ninety-nine".