63495767 has 2 divisors, whose sum is σ = 63495768. Its totient is φ = 63495766.

The previous prime is 63495727. The next prime is 63495769. The reversal of 63495767 is 76759436.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 63495767 - 2¹² = 63491671 is a prime.

Together with 63495769, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63495769) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31747883 + 31747884.

It is an arithmetic number, because the mean of its divisors is an integer number (31747884).

Almost surely, 2^63495767 is an apocalyptic number.

63495767 is a deficient number, since it is larger than the sum of its proper divisors (1).

63495767 is an equidigital number, since it uses as much as digits as its factorization.

63495767 is an evil number, because the sum of its binary digits is even.

The product of its digits is 952560, while the sum is 47.

The square root of 63495767 is about 7968.4231187858. The cubic root of 63495767 is about 398.9467436452.

The spelling of 63495767 in words is "sixty-three million, four hundred ninety-five thousand, seven hundred sixty-seven".