201513601 has 8 divisors (see below), whose sum is σ = 212256000. Its totient is φ = 190784880.

The previous prime is 201513589. The next prime is 201513643. The reversal of 201513601 is 106315102.

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 201513601 - 2¹⁵ = 201480833 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201513101) 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, 43371 + ... + 47791.

It is an arithmetic number, because the mean of its divisors is an integer number (26532000).

Almost surely, 2^201513601 is an apocalyptic number.

It is an amenable number.

201513601 is a deficient number, since it is larger than the sum of its proper divisors (10742399).

201513601 is a wasteful number, since it uses less digits than its factorization.

201513601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6839.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 201513601 is about 14195.5486332864. The cubic root of 201513601 is about 586.2751069969.

Adding to 201513601 its reverse (106315102), we get a palindrome (307828703).

The spelling of 201513601 in words is "two hundred one million, five hundred thirteen thousand, six hundred one".