1145541322323 has 48 divisors (see below), whose sum is σ = 1718769125632. Its totient is φ = 734627880000.

The previous prime is 1145541322319. The next prime is 1145541322411. The reversal of 1145541322323 is 3232231455411.

1145541322323 is a `hidden beast` number, since 1 + 1 + 4 + 5 + 5 + 4 + 1 + 322 + 323 = 666.

It is not a de Polignac number, because 1145541322323 - 2² = 1145541322319 is a prime.

It is a super-2 number, since 2×1145541322323² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1145541322423) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10555728 + ... + 10663698.

Almost surely, 2^{1145541322323} is an apocalyptic number.

1145541322323 is a deficient number, since it is larger than the sum of its proper divisors (573227803309).

1145541322323 is a wasteful number, since it uses less digits than its factorization.

1145541322323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108376 (or 108373 counting only the distinct ones).

The product of its digits is 86400, while the sum is 36.

Adding to 1145541322323 its reverse (3232231455411), we get a palindrome (4377772777734).

The spelling of 1145541322323 in words is "one trillion, one hundred forty-five billion, five hundred forty-one million, three hundred twenty-two thousand, three hundred twenty-three".