11354445503 has 8 divisors (see below), whose sum is σ = 12034287360. Its totient is φ = 10675929600.

The previous prime is 11354445493. The next prime is 11354445521. The reversal of 11354445503 is 30554445311.

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

It is a cyclic number.

It is not a de Polignac number, because 11354445503 - 2¹⁸ = 11354183359 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11354445593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 313823 + ... + 348128.

It is an arithmetic number, because the mean of its divisors is an integer number (1504285920).

Almost surely, 2^11354445503 is an apocalyptic number.

11354445503 is a deficient number, since it is larger than the sum of its proper divisors (679841857).

11354445503 is a wasteful number, since it uses less digits than its factorization.

11354445503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 662977.

The product of its (nonzero) digits is 72000, while the sum is 35.

The spelling of 11354445503 in words is "eleven billion, three hundred fifty-four million, four hundred forty-five thousand, five hundred three".