1304115 has 16 divisors (see below), whose sum is σ = 2101248. Its totient is φ = 690656.

The previous prime is 1304113. The next prime is 1304129. The reversal of 1304115 is 5114031.

It is a cyclic number.

It is not a de Polignac number, because 1304115 - 2¹ = 1304113 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a junction number, because it is equal to n+sod(n) for n = 1304094 and 1304103.

It is not an unprimeable number, because it can be changed into a prime (1304111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3214 + ... + 3596.

It is an arithmetic number, because the mean of its divisors is an integer number (131328).

2^1304115 is an apocalyptic number.

1304115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1304115 is a deficient number, since it is larger than the sum of its proper divisors (797133).

1304115 is a wasteful number, since it uses less digits than its factorization.

1304115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 618.

The product of its (nonzero) digits is 60, while the sum is 15.

The square root of 1304115 is about 1141.9785462083. The cubic root of 1304115 is about 109.2543229564.

Adding to 1304115 its reverse (5114031), we get a palindrome (6418146).

The spelling of 1304115 in words is "one million, three hundred four thousand, one hundred fifteen".