15116315 has 8 divisors (see below), whose sum is σ = 19206720. Its totient is φ = 11381632.

The previous prime is 15116303. The next prime is 15116317. The reversal of 15116315 is 51361151.

15116315 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-15116315 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15116317) 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, 88835 + ... + 89004.

It is an arithmetic number, because the mean of its divisors is an integer number (2400840).

Almost surely, 2^15116315 is an apocalyptic number.

15116315 is a deficient number, since it is larger than the sum of its proper divisors (4090405).

15116315 is a wasteful number, since it uses less digits than its factorization.

15116315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177861.

The product of its digits is 450, while the sum is 23.

The square root of 15116315 is about 3887.9705503000. The cubic root of 15116315 is about 247.2570278162.

Adding to 15116315 its reverse (51361151), we get a palindrome (66477466).

The spelling of 15116315 in words is "fifteen million, one hundred sixteen thousand, three hundred fifteen".