11541013503 has 8 divisors (see below), whose sum is σ = 15489926016. Its totient is φ = 7643055000.

The previous prime is 11541013483. The next prime is 11541013571. The reversal of 11541013503 is 30531014511.

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

It is not a de Polignac number, because 11541013503 - 2⁸ = 11541013247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11541012503) 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, 12737973 + ... + 12738878.

It is an arithmetic number, because the mean of its divisors is an integer number (1936240752).

Almost surely, 2^11541013503 is an apocalyptic number.

11541013503 is a deficient number, since it is larger than the sum of its proper divisors (3948912513).

11541013503 is a wasteful number, since it uses less digits than its factorization.

11541013503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25477005.

The product of its (nonzero) digits is 900, while the sum is 24.

The spelling of 11541013503 in words is "eleven billion, five hundred forty-one million, thirteen thousand, five hundred three".