2717385121 has 4 divisors (see below), whose sum is σ = 2964420144. Its totient is φ = 2470350100.

The previous prime is 2717385067. The next prime is 2717385133. The reversal of 2717385121 is 1215837172.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2717385121 - 2¹¹ = 2717383073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2717385421) 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, 123517495 + ... + 123517516.

It is an arithmetic number, because the mean of its divisors is an integer number (741105036).

Almost surely, 2^2717385121 is an apocalyptic number.

It is an amenable number.

2717385121 is a deficient number, since it is larger than the sum of its proper divisors (247035023).

2717385121 is a wasteful number, since it uses less digits than its factorization.

2717385121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247035022.

The product of its digits is 23520, while the sum is 37.

The square root of 2717385121 is about 52128.5442056461. The cubic root of 2717385121 is about 1395.4589465549.

The spelling of 2717385121 in words is "two billion, seven hundred seventeen million, three hundred eighty-five thousand, one hundred twenty-one".