1320041 has 4 divisors (see below), whose sum is σ = 1325184. Its totient is φ = 1314900.

The previous prime is 1320037. The next prime is 1320061. The reversal of 1320041 is 1400231.

It is a happy number.

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: 1400231 = 7 ⋅200033.

It is a cyclic number.

It is not a de Polignac number, because 1320041 - 2² = 1320037 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1320031) 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, 2165 + ... + 2706.

It is an arithmetic number, because the mean of its divisors is an integer number (331296).

2^1320041 is an apocalyptic number.

It is an amenable number.

1320041 is a deficient number, since it is larger than the sum of its proper divisors (5143).

1320041 is an equidigital number, since it uses as much as digits as its factorization.

1320041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5142.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1320041 is about 1148.9303721288. The cubic root of 1320041 is about 109.6972667797.

Adding to 1320041 its reverse (1400231), we get a palindrome (2720272).

The spelling of 1320041 in words is "one million, three hundred twenty thousand, forty-one".