63109065 has 16 divisors (see below), whose sum is σ = 101078208. Its totient is φ = 33623616.

The previous prime is 63109063. The next prime is 63109093. The reversal of 63109065 is 56090136.

It is a happy number.

It is not a de Polignac number, because 63109065 - 2¹ = 63109063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (63109063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20827 + ... + 23663.

It is an arithmetic number, because the mean of its divisors is an integer number (6317388).

Almost surely, 2^63109065 is an apocalyptic number.

It is an amenable number.

63109065 is a deficient number, since it is larger than the sum of its proper divisors (37969143).

63109065 is a wasteful number, since it uses less digits than its factorization.

63109065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4328.

The product of its (nonzero) digits is 4860, while the sum is 30.

The square root of 63109065 is about 7944.1214114589. The cubic root of 63109065 is about 398.1352052782.

The spelling of 63109065 in words is "sixty-three million, one hundred nine thousand, sixty-five".