63475019 has 2 divisors, whose sum is σ = 63475020. Its totient is φ = 63475018.

The previous prime is 63474979. The next prime is 63475081. The reversal of 63475019 is 91057436.

63475019 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 63475019 - 2²⁰ = 62426443 is a prime.

It is a super-2 number, since 2×63475019² = 8058156074100722, which contains 22 as substring.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63475019.

It is not a weakly prime, because it can be changed into another prime (63475099) 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, 31737509 + 31737510.

It is an arithmetic number, because the mean of its divisors is an integer number (31737510).

Almost surely, 2^63475019 is an apocalyptic number.

63475019 is a deficient number, since it is larger than the sum of its proper divisors (1).

63475019 is an equidigital number, since it uses as much as digits as its factorization.

63475019 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 63475019 is about 7967.1211237184. The cubic root of 63475019 is about 398.9032853741.

The spelling of 63475019 in words is "sixty-three million, four hundred seventy-five thousand, nineteen".