63134689 has 2 divisors, whose sum is σ = 63134690. Its totient is φ = 63134688.

The previous prime is 63134657. The next prime is 63134723. The reversal of 63134689 is 98643136.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63123025 + 11664 = 7945^2 + 108^2 .

It is a cyclic number.

It is not a de Polignac number, because 63134689 - 2⁵ = 63134657 is a prime.

It is not a weakly prime, because it can be changed into another prime (63134389) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31567344 + 31567345.

It is an arithmetic number, because the mean of its divisors is an integer number (31567345).

Almost surely, 2^63134689 is an apocalyptic number.

It is an amenable number.

63134689 is a deficient number, since it is larger than the sum of its proper divisors (1).

63134689 is an equidigital number, since it uses as much as digits as its factorization.

63134689 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 40.

The square root of 63134689 is about 7945.7340126637. The cubic root of 63134689 is about 398.1890825676.

The spelling of 63134689 in words is "sixty-three million, one hundred thirty-four thousand, six hundred eighty-nine".