1304601 has 4 divisors (see below), whose sum is σ = 1739472. Its totient is φ = 869732.

The previous prime is 1304599. The next prime is 1304603. The reversal of 1304601 is 1064031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1064031 = 3 ⋅354677.

It is an interprime number because it is at equal distance from previous prime (1304599) and next prime (1304603).

It is a cyclic number.

It is not a de Polignac number, because 1304601 - 2¹ = 1304599 is a prime.

It is a D-number.

It is not an unprimeable number, because it can be changed into a prime (1304603) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217431 + ... + 217436.

It is an arithmetic number, because the mean of its divisors is an integer number (434868).

2^1304601 is an apocalyptic number.

It is an amenable number.

1304601 is a deficient number, since it is larger than the sum of its proper divisors (434871).

1304601 is an equidigital number, since it uses as much as digits as its factorization.

1304601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 434870.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 1304601 is about 1142.1913149731. The cubic root of 1304601 is about 109.2678930803.

Adding to 1304601 its reverse (1064031), we get a palindrome (2368632).

The spelling of 1304601 in words is "one million, three hundred four thousand, six hundred one".