11515241202443 has 8 divisors (see below), whose sum is σ = 12868473539376. Its totient is φ = 10213074236800.

The previous prime is 11515241202427. The next prime is 11515241202457. The reversal of 11515241202443 is 34420214251511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11515241202443 - 2⁴ = 11515241202427 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11515241202473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12766342346 + ... + 12766343247.

It is an arithmetic number, because the mean of its divisors is an integer number (1608559192422).

Almost surely, 2^{11515241202443} is an apocalyptic number.

11515241202443 is a deficient number, since it is larger than the sum of its proper divisors (1353232336933).

11515241202443 is a wasteful number, since it uses less digits than its factorization.

11515241202443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25532685645.

The product of its (nonzero) digits is 38400, while the sum is 35.

Adding to 11515241202443 its reverse (34420214251511), we get a palindrome (45935455453954).

The spelling of 11515241202443 in words is "eleven trillion, five hundred fifteen billion, two hundred forty-one million, two hundred two thousand, four hundred forty-three".