2321148517 has 2 divisors, whose sum is σ = 2321148518. Its totient is φ = 2321148516.

The previous prime is 2321148451. The next prime is 2321148541. The reversal of 2321148517 is 7158411232.

2321148517 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1365967681 + 955180836 = 36959^2 + 30906^2 .

It is a cyclic number.

It is not a de Polignac number, because 2321148517 - 2¹¹ = 2321146469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2321148587) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1160574258 + 1160574259.

It is an arithmetic number, because the mean of its divisors is an integer number (1160574259).

Almost surely, 2^2321148517 is an apocalyptic number.

It is an amenable number.

2321148517 is a deficient number, since it is larger than the sum of its proper divisors (1).

2321148517 is an equidigital number, since it uses as much as digits as its factorization.

2321148517 is an evil number, because the sum of its binary digits is even.

The product of its digits is 13440, while the sum is 34.

The square root of 2321148517 is about 48178.2992331610. The cubic root of 2321148517 is about 1324.0396063170.

Adding to 2321148517 its reverse (7158411232), we get a palindrome (9479559749).

The spelling of 2321148517 in words is "two billion, three hundred twenty-one million, one hundred forty-eight thousand, five hundred seventeen".