7243254921117 has 16 divisors (see below), whose sum is σ = 9991992003840. Its totient is φ = 4661720411712.

The previous prime is 7243254921107. The next prime is 7243254921137. The reversal of 7243254921117 is 7111294523427.

It is not a de Polignac number, because 7243254921117 - 2⁴ = 7243254921101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7243254921107) 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, 4722933 + ... + 6065690.

It is an arithmetic number, because the mean of its divisors is an integer number (624499500240).

Almost surely, 2^{7243254921117} is an apocalyptic number.

It is an amenable number.

7243254921117 is a deficient number, since it is larger than the sum of its proper divisors (2748737082723).

7243254921117 is a wasteful number, since it uses less digits than its factorization.

7243254921117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10796372.

The product of its digits is 846720, while the sum is 48.

The spelling of 7243254921117 in words is "seven trillion, two hundred forty-three billion, two hundred fifty-four million, nine hundred twenty-one thousand, one hundred seventeen".