20231412517 has 2 divisors, whose sum is σ = 20231412518. Its totient is φ = 20231412516.

The previous prime is 20231412503. The next prime is 20231412569. The reversal of 20231412517 is 71521413202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18596504161 + 1634908356 = 136369^2 + 40434^2 .

It is a cyclic number.

It is not a de Polignac number, because 20231412517 - 2⁷ = 20231412389 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20232412517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10115706258 + 10115706259.

It is an arithmetic number, because the mean of its divisors is an integer number (10115706259).

Almost surely, 2^20231412517 is an apocalyptic number.

It is an amenable number.

20231412517 is a deficient number, since it is larger than the sum of its proper divisors (1).

20231412517 is an equidigital number, since it uses as much as digits as its factorization.

20231412517 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3360, while the sum is 28.

Adding to 20231412517 its reverse (71521413202), we get a palindrome (91752825719).

The spelling of 20231412517 in words is "twenty billion, two hundred thirty-one million, four hundred twelve thousand, five hundred seventeen".