1323241545 has 32 divisors (see below), whose sum is σ = 2185516800. Its totient is φ = 683147520.

The previous prime is 1323241523. The next prime is 1323241571. The reversal of 1323241545 is 5451423231.

It is not a de Polignac number, because 1323241545 - 2⁶ = 1323241481 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 104455 + ... + 116435.

It is an arithmetic number, because the mean of its divisors is an integer number (68297400).

Almost surely, 2^1323241545 is an apocalyptic number.

1323241545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1323241545 is a deficient number, since it is larger than the sum of its proper divisors (862275255).

1323241545 is a wasteful number, since it uses less digits than its factorization.

1323241545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12225.

The product of its digits is 14400, while the sum is 30.

The square root of 1323241545 is about 36376.3871900440. The cubic root of 1323241545 is about 1097.8585182383.

Adding to 1323241545 its reverse (5451423231), we get a palindrome (6774664776).

The spelling of 1323241545 in words is "one billion, three hundred twenty-three million, two hundred forty-one thousand, five hundred forty-five".