2232191317 has 2 divisors, whose sum is σ = 2232191318. Its totient is φ = 2232191316.

The previous prime is 2232191287. The next prime is 2232191333. The reversal of 2232191317 is 7131912322.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1897996356 + 334194961 = 43566^2 + 18281^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2232191317 is a prime.

It is a super-3 number, since 3×2232191317³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2232198317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1116095658 + 1116095659.

It is an arithmetic number, because the mean of its divisors is an integer number (1116095659).

Almost surely, 2^2232191317 is an apocalyptic number.

It is an amenable number.

2232191317 is a deficient number, since it is larger than the sum of its proper divisors (1).

2232191317 is an equidigital number, since it uses as much as digits as its factorization.

2232191317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4536, while the sum is 31.

The square root of 2232191317 is about 47246.0719742922. The cubic root of 2232191317 is about 1306.9043539380.

The spelling of 2232191317 in words is "two billion, two hundred thirty-two million, one hundred ninety-one thousand, three hundred seventeen".