201513606 has 32 divisors (see below), whose sum is σ = 471840768. Its totient is φ = 56170560.

The previous prime is 201513589. The next prime is 201513643. The reversal of 201513606 is 606315102.

201513606 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 56790 + ... + 60233.

It is an arithmetic number, because the mean of its divisors is an integer number (14745024).

Almost surely, 2^201513606 is an apocalyptic number.

201513606 is an abundant number, since it is smaller than the sum of its proper divisors (270327162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201513606 is a wasteful number, since it uses less digits than its factorization.

201513606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117076.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 201513606 is about 14195.5488093980. The cubic root of 201513606 is about 586.2751118459.

Adding to 201513606 its reverse (606315102), we get a palindrome (807828708).

The spelling of 201513606 in words is "two hundred one million, five hundred thirteen thousand, six hundred six".