11003671071 has 14 divisors (see below), whose sum is σ = 16497960600. Its totient is φ = 7335780228.

The previous prime is 11003671043. The next prime is 11003671087. The reversal of 11003671071 is 17017630011.

It is not a de Polignac number, because 11003671071 - 2¹¹ = 11003669023 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11003671771) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 7546371 + ... + 7547828.

Almost surely, 2^11003671071 is an apocalyptic number.

11003671071 is a deficient number, since it is larger than the sum of its proper divisors (5494289529).

11003671071 is an frugal number, since it uses more digits than its factorization.

11003671071 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15094217 (or 15094202 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The spelling of 11003671071 in words is "eleven billion, three million, six hundred seventy-one thousand, seventy-one".