2253573173 has 4 divisors (see below), whose sum is σ = 2255755788. Its totient is φ = 2251390560.

The previous prime is 2253573169. The next prime is 2253573187. The reversal of 2253573173 is 3713753522.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2115816004 + 137757169 = 45998^2 + 11737^2 .

It is a cyclic number.

It is not a de Polignac number, because 2253573173 - 2² = 2253573169 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 (2253503173) 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, 1089758 + ... + 1091823.

It is an arithmetic number, because the mean of its divisors is an integer number (563938947).

Almost surely, 2^2253573173 is an apocalyptic number.

It is an amenable number.

2253573173 is a deficient number, since it is larger than the sum of its proper divisors (2182615).

2253573173 is a wasteful number, since it uses less digits than its factorization.

2253573173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182614.

The product of its digits is 132300, while the sum is 38.

The square root of 2253573173 is about 47471.8145113498. The cubic root of 2253573173 is about 1311.0639867081.

The spelling of 2253573173 in words is "two billion, two hundred fifty-three million, five hundred seventy-three thousand, one hundred seventy-three".