11265118503 has 8 divisors (see below), whose sum is σ = 15673208448. Its totient is φ = 7183553784.

The previous prime is 11265118451. The next prime is 11265118519. The reversal of 11265118503 is 30581156211.

It is a happy number.

11265118503 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 11265118503 - 2²⁶ = 11198009639 is a prime.

It is a super-2 number, since 2×11265118503² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11265118003) 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 in 7 ways as a sum of consecutive naturals, for example, 81631225 + ... + 81631362.

It is an arithmetic number, because the mean of its divisors is an integer number (1959151056).

Almost surely, 2^11265118503 is an apocalyptic number.

11265118503 is a deficient number, since it is larger than the sum of its proper divisors (4408089945).

11265118503 is a wasteful number, since it uses less digits than its factorization.

11265118503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163262613.

The product of its (nonzero) digits is 7200, while the sum is 33.

The spelling of 11265118503 in words is "eleven billion, two hundred sixty-five million, one hundred eighteen thousand, five hundred three".