1320631341 has 8 divisors (see below), whose sum is σ = 1817643264. Its totient is φ = 852020160.

The previous prime is 1320631331. The next prime is 1320631357. The reversal of 1320631341 is 1431360231.

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 1320631341 - 2¹¹ = 1320629293 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320631331) 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, 7100076 + ... + 7100261.

It is an arithmetic number, because the mean of its divisors is an integer number (227205408).

Almost surely, 2^1320631341 is an apocalyptic number.

It is an amenable number.

1320631341 is a deficient number, since it is larger than the sum of its proper divisors (497011923).

1320631341 is a wasteful number, since it uses less digits than its factorization.

1320631341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14200371.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 1320631341 is about 36340.4917550657. The cubic root of 1320631341 is about 1097.1361706547.

Adding to 1320631341 its reverse (1431360231), we get a palindrome (2751991572).

The spelling of 1320631341 in words is "one billion, three hundred twenty million, six hundred thirty-one thousand, three hundred forty-one".