1145323413515 has 16 divisors (see below), whose sum is σ = 1418765414400. Its totient is φ = 886675611360.

The previous prime is 1145323413497. The next prime is 1145323413529. The reversal of 1145323413515 is 5153143235411.

It is not a de Polignac number, because 1145323413515 - 2⁸ = 1145323413259 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6327602 + ... + 6506088.

It is an arithmetic number, because the mean of its divisors is an integer number (88672838400).

Almost surely, 2^{1145323413515} is an apocalyptic number.

1145323413515 is a deficient number, since it is larger than the sum of its proper divisors (273442000885).

1145323413515 is a wasteful number, since it uses less digits than its factorization.

1145323413515 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 219922.

The product of its digits is 108000, while the sum is 38.

Adding to 1145323413515 its reverse (5153143235411), we get a palindrome (6298466648926).

The spelling of 1145323413515 in words is "one trillion, one hundred forty-five billion, three hundred twenty-three million, four hundred thirteen thousand, five hundred fifteen".