201456615 has 8 divisors (see below), whose sum is σ = 322330608. Its totient is φ = 107443520.

The previous prime is 201456589. The next prime is 201456637. The reversal of 201456615 is 516654102.

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

It is not a de Polignac number, because 201456615 - 2¹¹ = 201454567 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6715206 + ... + 6715235.

It is an arithmetic number, because the mean of its divisors is an integer number (40291326).

Almost surely, 2^201456615 is an apocalyptic number.

201456615 is a deficient number, since it is larger than the sum of its proper divisors (120873993).

201456615 is a wasteful number, since it uses less digits than its factorization.

201456615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13430449.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 201456615 is about 14193.5413128648. The cubic root of 201456615 is about 586.2198375712.

The spelling of 201456615 in words is "two hundred one million, four hundred fifty-six thousand, six hundred fifteen".