15103244004243 has 4 divisors (see below), whose sum is σ = 20137658672328. Its totient is φ = 10068829336160.

The previous prime is 15103244004203. The next prime is 15103244004253. The reversal of 15103244004243 is 34240044230151.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 15103244004243 - 2¹⁶ = 15103243938707 is a prime.

It is not an unprimeable number, because it can be changed into a prime (15103244004203) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2517207334038 + ... + 2517207334043.

It is an arithmetic number, because the mean of its divisors is an integer number (5034414668082).

Almost surely, 2^{15103244004243} is an apocalyptic number.

15103244004243 is a deficient number, since it is larger than the sum of its proper divisors (5034414668085).

15103244004243 is an equidigital number, since it uses as much as digits as its factorization.

15103244004243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5034414668084.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 15103244004243 its reverse (34240044230151), we get a palindrome (49343288234394).

The spelling of 15103244004243 in words is "fifteen trillion, one hundred three billion, two hundred forty-four million, four thousand, two hundred forty-three".