63695369 has 2 divisors, whose sum is σ = 63695370. Its totient is φ = 63695368.

The previous prime is 63695363. The next prime is 63695377. The reversal of 63695369 is 96359636.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 44729344 + 18966025 = 6688^2 + 4355^2 .

It is a cyclic number.

It is not a de Polignac number, because 63695369 - 2¹² = 63691273 is a prime.

It is a super-2 number, since 2×63695369² = 8114200064092322, which contains 22 as substring.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (63695363) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31847684 + 31847685.

It is an arithmetic number, because the mean of its divisors is an integer number (31847685).

Almost surely, 2^63695369 is an apocalyptic number.

It is an amenable number.

63695369 is a deficient number, since it is larger than the sum of its proper divisors (1).

63695369 is an equidigital number, since it uses as much as digits as its factorization.

63695369 is an evil number, because the sum of its binary digits is even.

The product of its digits is 787320, while the sum is 47.

The square root of 63695369 is about 7980.9378521575. The cubic root of 63695369 is about 399.3643424672.

The spelling of 63695369 in words is "sixty-three million, six hundred ninety-five thousand, three hundred sixty-nine".