11143702173 has 16 divisors (see below), whose sum is σ = 15015430656. Its totient is φ = 7350957360.

The previous prime is 11143702169. The next prime is 11143702177. The reversal of 11143702173 is 37120734111.

It is an interprime number because it is at equal distance from previous prime (11143702169) and next prime (11143702177).

It is not a de Polignac number, because 11143702173 - 2² = 11143702169 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11143702173.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11143702177) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 60808 + ... + 161198.

It is an arithmetic number, because the mean of its divisors is an integer number (938464416).

Almost surely, 2^11143702173 is an apocalyptic number.

It is an amenable number.

11143702173 is a deficient number, since it is larger than the sum of its proper divisors (3871728483).

11143702173 is a wasteful number, since it uses less digits than its factorization.

11143702173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100784.

The product of its (nonzero) digits is 3528, while the sum is 30.

The spelling of 11143702173 in words is "eleven billion, one hundred forty-three million, seven hundred two thousand, one hundred seventy-three".