15314018 has 4 divisors (see below), whose sum is σ = 22971030. Its totient is φ = 7657008.

The previous prime is 15314017. The next prime is 15314029. The reversal of 15314018 is 81041351.

15314018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14417209 + 896809 = 3797^2 + 947^2 .

It is a junction number, because it is equal to n+sod(n) for n = 15313984 and 15314002.

It is not an unprimeable number, because it can be changed into a prime (15314011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3828503 + ... + 3828506.

Almost surely, 2^15314018 is an apocalyptic number.

15314018 is a deficient number, since it is larger than the sum of its proper divisors (7657012).

15314018 is an equidigital number, since it uses as much as digits as its factorization.

15314018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7657011.

The product of its (nonzero) digits is 480, while the sum is 23.

The square root of 15314018 is about 3913.3129187429. The cubic root of 15314018 is about 248.3303026020.

Adding to 15314018 its reverse (81041351), we get a palindrome (96355369).

The spelling of 15314018 in words is "fifteen million, three hundred fourteen thousand, eighteen".