20034137317 has 2 divisors, whose sum is σ = 20034137318. Its totient is φ = 20034137316.

The previous prime is 20034137293. The next prime is 20034137329. The reversal of 20034137317 is 71373143002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19311549156 + 722588161 = 138966^2 + 26881^2 .

It is a cyclic number.

It is not a de Polignac number, because 20034137317 - 2¹⁹ = 20033613029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20034134317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10017068658 + 10017068659.

It is an arithmetic number, because the mean of its divisors is an integer number (10017068659).

Almost surely, 2^20034137317 is an apocalyptic number.

It is an amenable number.

20034137317 is a deficient number, since it is larger than the sum of its proper divisors (1).

20034137317 is an equidigital number, since it uses as much as digits as its factorization.

20034137317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 31.

The spelling of 20034137317 in words is "twenty billion, thirty-four million, one hundred thirty-seven thousand, three hundred seventeen".