63506099 has 2 divisors, whose sum is σ = 63506100. Its totient is φ = 63506098.

The previous prime is 63506081. The next prime is 63506119. The reversal of 63506099 is 99060536.

63506099 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 63506099 - 2²⁰ = 62457523 is a prime.

It is a super-2 number, since 2×63506099² = 8066049220395602, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63506699) 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, 31753049 + 31753050.

It is an arithmetic number, because the mean of its divisors is an integer number (31753050).

Almost surely, 2^63506099 is an apocalyptic number.

63506099 is a deficient number, since it is larger than the sum of its proper divisors (1).

63506099 is an equidigital number, since it uses as much as digits as its factorization.

63506099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 43740, while the sum is 38.

The square root of 63506099 is about 7969.0714013616. The cubic root of 63506099 is about 398.9683812776.

The spelling of 63506099 in words is "sixty-three million, five hundred six thousand, ninety-nine".