11071458803 has 4 divisors (see below), whose sum is σ = 11071867800. Its totient is φ = 11071049808.

The previous prime is 11071458799. The next prime is 11071458809. The reversal of 11071458803 is 30885417011.

It is a happy number.

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 11071458803 - 2² = 11071458799 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11071458809) 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 3 ways as a sum of consecutive naturals, for example, 160778 + ... + 219071.

It is an arithmetic number, because the mean of its divisors is an integer number (2767966950).

Almost surely, 2^11071458803 is an apocalyptic number.

11071458803 is a deficient number, since it is larger than the sum of its proper divisors (408997).

11071458803 is an equidigital number, since it uses as much as digits as its factorization.

11071458803 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408996.

The product of its (nonzero) digits is 26880, while the sum is 38.

Adding to 11071458803 its sum of digits (38), we get a square (11071458841 = 105221²).

The spelling of 11071458803 in words is "eleven billion, seventy-one million, four hundred fifty-eight thousand, eight hundred three".