15244040143 has 2 divisors, whose sum is σ = 15244040144. Its totient is φ = 15244040142.

The previous prime is 15244040083. The next prime is 15244040159. The reversal of 15244040143 is 34104044251.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 15244040143 - 2¹⁷ = 15243909071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (15244040173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7622020071 + 7622020072.

It is an arithmetic number, because the mean of its divisors is an integer number (7622020072).

Almost surely, 2^15244040143 is an apocalyptic number.

15244040143 is a deficient number, since it is larger than the sum of its proper divisors (1).

15244040143 is an equidigital number, since it uses as much as digits as its factorization.

15244040143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7680, while the sum is 28.

Adding to 15244040143 its reverse (34104044251), we get a palindrome (49348084394).

The spelling of 15244040143 in words is "fifteen billion, two hundred forty-four million, forty thousand, one hundred forty-three".