1326541344 has 24 divisors (see below), whose sum is σ = 3482171280. Its totient is φ = 442180416.

The previous prime is 1326541343. The next prime is 1326541379. The reversal of 1326541344 is 4431456231.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is not an unprimeable number, because it can be changed into a prime (1326541343) 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, 6908974 + ... + 6909165.

It is an arithmetic number, because the mean of its divisors is an integer number (145090470).

Almost surely, 2^1326541344 is an apocalyptic number.

It is an amenable number.

1326541344 is an abundant number, since it is smaller than the sum of its proper divisors (2155629936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1326541344 is a wasteful number, since it uses less digits than its factorization.

1326541344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13818152 (or 13818144 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1326541344 is about 36421.7152808596. The cubic root of 1326541344 is about 1098.7703460325.

Adding to 1326541344 its reverse (4431456231), we get a palindrome (5757997575).

The spelling of 1326541344 in words is "one billion, three hundred twenty-six million, five hundred forty-one thousand, three hundred forty-four".