63201601 has 4 divisors (see below), whose sum is σ = 63229104. Its totient is φ = 63174100.

The previous prime is 63201577. The next prime is 63201613. The reversal of 63201601 is 10610236.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 63201601 - 2¹¹ = 63199553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63201641) 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, 9955 + ... + 15016.

It is an arithmetic number, because the mean of its divisors is an integer number (15807276).

Almost surely, 2^63201601 is an apocalyptic number.

It is an amenable number.

63201601 is a deficient number, since it is larger than the sum of its proper divisors (27503).

63201601 is a wasteful number, since it uses less digits than its factorization.

63201601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27502.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 63201601 is about 7949.9434589184. The cubic root of 63201601 is about 398.3297037342.

Adding to 63201601 its reverse (10610236), we get a palindrome (73811837).

It can be divided in two parts, 6320 and 1601, that added together give a square (7921 = 89²).

The spelling of 63201601 in words is "sixty-three million, two hundred one thousand, six hundred one".