63389129 has 4 divisors (see below), whose sum is σ = 63888384. Its totient is φ = 62889876.

The previous prime is 63389119. The next prime is 63389147. The reversal of 63389129 is 92198336.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63389129 - 2⁸ = 63388873 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (63389119) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 249437 + ... + 249690.

It is an arithmetic number, because the mean of its divisors is an integer number (15972096).

Almost surely, 2^63389129 is an apocalyptic number.

It is an amenable number.

63389129 is a deficient number, since it is larger than the sum of its proper divisors (499255).

63389129 is a wasteful number, since it uses less digits than its factorization.

63389129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499254.

The product of its digits is 69984, while the sum is 41.

The square root of 63389129 is about 7961.7290207592. The cubic root of 63389129 is about 398.7232813929.

The spelling of 63389129 in words is "sixty-three million, three hundred eighty-nine thousand, one hundred twenty-nine".