63605113 has 8 divisors (see below), whose sum is σ = 74725056. Its totient is φ = 53374800.

The previous prime is 63605111. The next prime is 63605153. The reversal of 63605113 is 31150636.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 63605113 - 2¹ = 63605111 is a prime.

It is a super-2 number, since 2×63605113² = 8091220799485538, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63605111) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 222253 + ... + 222538.

It is an arithmetic number, because the mean of its divisors is an integer number (9340632).

Almost surely, 2^63605113 is an apocalyptic number.

It is an amenable number.

63605113 is a deficient number, since it is larger than the sum of its proper divisors (11119943).

63605113 is a wasteful number, since it uses less digits than its factorization.

63605113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 444815.

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 63605113 is about 7975.2813743466. The cubic root of 63605113 is about 399.1756209150.

Adding to 63605113 its reverse (31150636), we get a palindrome (94755749).

The spelling of 63605113 in words is "sixty-three million, six hundred five thousand, one hundred thirteen".