63069697 has 4 divisors (see below), whose sum is σ = 63104580. Its totient is φ = 63034816.

The previous prime is 63069673. The next prime is 63069709. The reversal of 63069697 is 79696036.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 40564161 + 22505536 = 6369^2 + 4744^2 .

It is a cyclic number.

It is not a de Polignac number, because 63069697 - 2¹⁵ = 63036929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63009697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14572 + ... + 18397.

It is an arithmetic number, because the mean of its divisors is an integer number (15776145).

Almost surely, 2^63069697 is an apocalyptic number.

It is an amenable number.

63069697 is a deficient number, since it is larger than the sum of its proper divisors (34883).

63069697 is a wasteful number, since it uses less digits than its factorization.

63069697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34882.

The product of its (nonzero) digits is 367416, while the sum is 46.

The square root of 63069697 is about 7941.6432178737. The cubic root of 63069697 is about 398.0524012888.

The spelling of 63069697 in words is "sixty-three million, sixty-nine thousand, six hundred ninety-seven".