1300427 has 4 divisors (see below), whose sum is σ = 1304160. Its totient is φ = 1296696.

The previous prime is 1300423. The next prime is 1300433. The reversal of 1300427 is 7240031.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 1300427 - 2² = 1300423 is a prime.

It is a super-2 number, since 2×1300427² = 3382220764658, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1300421) 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, 1283 + ... + 2060.

It is an arithmetic number, because the mean of its divisors is an integer number (326040).

2^1300427 is an apocalyptic number.

1300427 is a deficient number, since it is larger than the sum of its proper divisors (3733).

1300427 is an equidigital number, since it uses as much as digits as its factorization.

1300427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3732.

The product of its (nonzero) digits is 168, while the sum is 17.

The square root of 1300427 is about 1140.3626616125. The cubic root of 1300427 is about 109.1512363509.

Adding to 1300427 its reverse (7240031), we get a palindrome (8540458).

It can be divided in two parts, 13004 and 27, that added together give a palindrome (13031).

The spelling of 1300427 in words is "one million, three hundred thousand, four hundred twenty-seven".