15111241241 has 2 divisors, whose sum is σ = 15111241242. Its totient is φ = 15111241240.

The previous prime is 15111241213. The next prime is 15111241279. The reversal of 15111241241 is 14214211151.

15111241241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 14990329225 + 120912016 = 122435^2 + 10996^2 .

It is a cyclic number.

It is not a de Polignac number, because 15111241241 - 2¹⁰ = 15111240217 is a prime.

It is a super-2 number, since 2×15111241241² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (15111240241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7555620620 + 7555620621.

It is an arithmetic number, because the mean of its divisors is an integer number (7555620621).

Almost surely, 2^15111241241 is an apocalyptic number.

It is an amenable number.

15111241241 is a deficient number, since it is larger than the sum of its proper divisors (1).

15111241241 is an equidigital number, since it uses as much as digits as its factorization.

15111241241 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 320, while the sum is 23.

Adding to 15111241241 its reverse (14214211151), we get a palindrome (29325452392).

The spelling of 15111241241 in words is "fifteen billion, one hundred eleven million, two hundred forty-one thousand, two hundred forty-one".