1323311541 has 32 divisors (see below), whose sum is σ = 1850112000. Its totient is φ = 840647808.

The previous prime is 1323311533. The next prime is 1323311551. The reversal of 1323311541 is 1451133231.

It is not a de Polignac number, because 1323311541 - 2³ = 1323311533 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1323311551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 906270 + ... + 907728.

It is an arithmetic number, because the mean of its divisors is an integer number (57816000).

Almost surely, 2^1323311541 is an apocalyptic number.

It is an amenable number.

1323311541 is a deficient number, since it is larger than the sum of its proper divisors (526800459).

1323311541 is a wasteful number, since it uses less digits than its factorization.

1323311541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673.

The product of its digits is 1080, while the sum is 24.

The square root of 1323311541 is about 36377.3492849603. The cubic root of 1323311541 is about 1097.8778758404.

Adding to 1323311541 its reverse (1451133231), we get a palindrome (2774444772).

The spelling of 1323311541 in words is "one billion, three hundred twenty-three million, three hundred eleven thousand, five hundred forty-one".