145840011323 has 2 divisors, whose sum is σ = 145840011324. Its totient is φ = 145840011322.

The previous prime is 145840011293. The next prime is 145840011367. The reversal of 145840011323 is 323110048541.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 145840011323 - 2⁸ = 145840011067 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 145840011323.

It is not a weakly prime, because it can be changed into another prime (145840011623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72920005661 + 72920005662.

It is an arithmetic number, because the mean of its divisors is an integer number (72920005662).

Almost surely, 2^145840011323 is an apocalyptic number.

145840011323 is a deficient number, since it is larger than the sum of its proper divisors (1).

145840011323 is an equidigital number, since it uses as much as digits as its factorization.

145840011323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11520, while the sum is 32.

Adding to 145840011323 its reverse (323110048541), we get a palindrome (468950059864).

The spelling of 145840011323 in words is "one hundred forty-five billion, eight hundred forty million, eleven thousand, three hundred twenty-three".