63195823 has 2 divisors, whose sum is σ = 63195824. Its totient is φ = 63195822.

The previous prime is 63195809. The next prime is 63195829. The reversal of 63195823 is 32859136.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63195823 - 2¹⁷ = 63064751 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63195829) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31597911 + 31597912.

It is an arithmetic number, because the mean of its divisors is an integer number (31597912).

Almost surely, 2^63195823 is an apocalyptic number.

63195823 is a deficient number, since it is larger than the sum of its proper divisors (1).

63195823 is an equidigital number, since it uses as much as digits as its factorization.

63195823 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 63195823 is about 7949.5800518015. The cubic root of 63195823 is about 398.3175647001.

The spelling of 63195823 in words is "sixty-three million, one hundred ninety-five thousand, eight hundred twenty-three".