63612059 has 4 divisors (see below), whose sum is σ = 72699504. Its totient is φ = 54524616.

The previous prime is 63612053. The next prime is 63612061. The reversal of 63612059 is 95021636.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-63612059 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63612053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4543712 + ... + 4543725.

It is an arithmetic number, because the mean of its divisors is an integer number (18174876).

Almost surely, 2^63612059 is an apocalyptic number.

63612059 is a deficient number, since it is larger than the sum of its proper divisors (9087445).

63612059 is an equidigital number, since it uses as much as digits as its factorization.

63612059 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9087444.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 63612059 is about 7975.7168329875. The cubic root of 63612059 is about 399.1901510516.

The spelling of 63612059 in words is "sixty-three million, six hundred twelve thousand, fifty-nine".