1320351441 has 8 divisors (see below), whose sum is σ = 1760641344. Its totient is φ = 880147920.

The previous prime is 1320351419. The next prime is 1320351443. The reversal of 1320351441 is 1441530231.

It is a happy number.

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

It is not a de Polignac number, because 1320351441 - 2⁶ = 1320351377 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320351443) 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, 36076 + ... + 62786.

It is an arithmetic number, because the mean of its divisors is an integer number (220080168).

Almost surely, 2^1320351441 is an apocalyptic number.

It is an amenable number.

1320351441 is a deficient number, since it is larger than the sum of its proper divisors (440289903).

1320351441 is a wasteful number, since it uses less digits than its factorization.

1320351441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43191.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1320351441 is about 36336.6404748705. The cubic root of 1320351441 is about 1097.0586546712.

Adding to 1320351441 its reverse (1441530231), we get a palindrome (2761881672).

The spelling of 1320351441 in words is "one billion, three hundred twenty million, three hundred fifty-one thousand, four hundred forty-one".