63725099 has 2 divisors, whose sum is σ = 63725100. Its totient is φ = 63725098.

The previous prime is 63725089. The next prime is 63725117. The reversal of 63725099 is 99052736.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63725099 - 2⁴ = 63725083 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63725009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31862549 + 31862550.

It is an arithmetic number, because the mean of its divisors is an integer number (31862550).

Almost surely, 2^63725099 is an apocalyptic number.

63725099 is a deficient number, since it is larger than the sum of its proper divisors (1).

63725099 is an equidigital number, since it uses as much as digits as its factorization.

63725099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 102060, while the sum is 41.

The square root of 63725099 is about 7982.8001979255. The cubic root of 63725099 is about 399.4264676279.

The spelling of 63725099 in words is "sixty-three million, seven hundred twenty-five thousand, ninety-nine".