11241151563505 has 4 divisors (see below), whose sum is σ = 13489381876212. Its totient is φ = 8992921250800.

The previous prime is 11241151563493. The next prime is 11241151563527. The reversal of 11241151563505 is 50536515114211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1158342045169 + 10082809518336 = 1076263^2 + 3175344^2 .

It is not a de Polignac number, because 11241151563505 - 2¹¹ = 11241151561457 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1124115156346 + ... + 1124115156355.

It is an arithmetic number, because the mean of its divisors is an integer number (3372345469053).

Almost surely, 2^{11241151563505} is an apocalyptic number.

It is an amenable number.

11241151563505 is a deficient number, since it is larger than the sum of its proper divisors (2248230312707).

11241151563505 is an equidigital number, since it uses as much as digits as its factorization.

11241151563505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2248230312706.

The product of its (nonzero) digits is 90000, while the sum is 40.

Adding to 11241151563505 its reverse (50536515114211), we get a palindrome (61777666677716).

The spelling of 11241151563505 in words is "eleven trillion, two hundred forty-one billion, one hundred fifty-one million, five hundred sixty-three thousand, five hundred five".