2117177253 has 12 divisors (see below), whose sum is σ = 3058642080. Its totient is φ = 1411222056.

The previous prime is 2117177233. The next prime is 2117177267. The reversal of 2117177253 is 3527717112.

It is a happy number.

It is not a de Polignac number, because 2117177253 - 2¹⁴ = 2117160869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2117177213) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 54058 + ... + 84596.

It is an arithmetic number, because the mean of its divisors is an integer number (254886840).

Almost surely, 2^2117177253 is an apocalyptic number.

It is an amenable number.

2117177253 is a deficient number, since it is larger than the sum of its proper divisors (941464827).

2117177253 is a wasteful number, since it uses less digits than its factorization.

2117177253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38248 (or 38245 counting only the distinct ones).

The product of its digits is 20580, while the sum is 36.

The square root of 2117177253 is about 46012.7944489356. The cubic root of 2117177253 is about 1284.0612487888.

The spelling of 2117177253 in words is "two billion, one hundred seventeen million, one hundred seventy-seven thousand, two hundred fifty-three".