11349281003 has 4 divisors (see below), whose sum is σ = 11353053288. Its totient is φ = 11345508720.

The previous prime is 11349280997. The next prime is 11349281057. The reversal of 11349281003 is 30018294311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11349281003 - 2⁶ = 11349280939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11349281803) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1881626 + ... + 1887647.

It is an arithmetic number, because the mean of its divisors is an integer number (2838263322).

Almost surely, 2^11349281003 is an apocalyptic number.

11349281003 is a deficient number, since it is larger than the sum of its proper divisors (3772285).

11349281003 is an equidigital number, since it uses as much as digits as its factorization.

11349281003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3772284.

The product of its (nonzero) digits is 5184, while the sum is 32.

The spelling of 11349281003 in words is "eleven billion, three hundred forty-nine million, two hundred eighty-one thousand, three".