1330427 has 8 divisors (see below), whose sum is σ = 1569792. Its totient is φ = 1103400.

The previous prime is 1330423. The next prime is 1330453. The reversal of 1330427 is 7240331.

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

It is a cyclic number.

It is not a de Polignac number, because 1330427 - 2² = 1330423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1330399 and 1330408.

It is not an unprimeable number, because it can be changed into a prime (1330423) 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, 2849 + ... + 3282.

It is an arithmetic number, because the mean of its divisors is an integer number (196224).

2^1330427 is an apocalyptic number.

1330427 is a deficient number, since it is larger than the sum of its proper divisors (239365).

1330427 is an equidigital number, since it uses as much as digits as its factorization.

1330427 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6169.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 1330427 is about 1153.4413725890. The cubic root of 1330427 is about 109.9842126103.

Adding to 1330427 its reverse (7240331), we get a palindrome (8570758).

It can be divided in two parts, 13304 and 27, that added together give a palindrome (13331).

The spelling of 1330427 in words is "one million, three hundred thirty thousand, four hundred twenty-seven".