11241451155 has 48 divisors (see below), whose sum is σ = 19806538752. Its totient is φ = 5440353600.

The previous prime is 11241451129. The next prime is 11241451157. The reversal of 11241451155 is 55115414211.

It is not a de Polignac number, because 11241451155 - 2¹⁰ = 11241450131 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11241451157) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1030942 + ... + 1041788.

It is an arithmetic number, because the mean of its divisors is an integer number (412636224).

Almost surely, 2^11241451155 is an apocalyptic number.

11241451155 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11241451155 is a deficient number, since it is larger than the sum of its proper divisors (8565087597).

11241451155 is a wasteful number, since it uses less digits than its factorization.

11241451155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11448 (or 11437 counting only the distinct ones).

The product of its digits is 4000, while the sum is 30.

Adding to 11241451155 its reverse (55115414211), we get a palindrome (66356865366).

The spelling of 11241451155 in words is "eleven billion, two hundred forty-one million, four hundred fifty-one thousand, one hundred fifty-five".