13223240173 has 32 divisors (see below), whose sum is σ = 16115904000. Its totient is φ = 10688371200.

The previous prime is 13223240167. The next prime is 13223240179. The reversal of 13223240173 is 37104232231.

It is an interprime number because it is at equal distance from previous prime (13223240167) and next prime (13223240179).

It is not a de Polignac number, because 13223240173 - 2⁹ = 13223239661 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 (13223240179) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 448903 + ... + 477451.

It is an arithmetic number, because the mean of its divisors is an integer number (503622000).

Almost surely, 2^13223240173 is an apocalyptic number.

13223240173 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

13223240173 is a deficient number, since it is larger than the sum of its proper divisors (2892663827).

13223240173 is a wasteful number, since it uses less digits than its factorization.

13223240173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28693.

The product of its (nonzero) digits is 6048, while the sum is 28.

The spelling of 13223240173 in words is "thirteen billion, two hundred twenty-three million, two hundred forty thousand, one hundred seventy-three".