15143442323 has 2 divisors, whose sum is σ = 15143442324. Its totient is φ = 15143442322.

The previous prime is 15143442319. The next prime is 15143442329. The reversal of 15143442323 is 32324434151.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 15143442323 - 2² = 15143442319 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 15143442323.

It is not a weakly prime, because it can be changed into another prime (15143442329) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7571721161 + 7571721162.

It is an arithmetic number, because the mean of its divisors is an integer number (7571721162).

Almost surely, 2^15143442323 is an apocalyptic number.

15143442323 is a deficient number, since it is larger than the sum of its proper divisors (1).

15143442323 is an equidigital number, since it uses as much as digits as its factorization.

15143442323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 34560, while the sum is 32.

Adding to 15143442323 its reverse (32324434151), we get a palindrome (47467876474).

The spelling of 15143442323 in words is "fifteen billion, one hundred forty-three million, four hundred forty-two thousand, three hundred twenty-three".