373172271317 has 2 divisors, whose sum is σ = 373172271318. Its totient is φ = 373172271316.

The previous prime is 373172271289. The next prime is 373172271403. The reversal of 373172271317 is 713172271373.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 273158841316 + 100013430001 = 522646^2 + 316249^2 .

It is a cyclic number.

It is not a de Polignac number, because 373172271317 - 2¹⁴ = 373172254933 is a prime.

It is a super-3 number, since 3×373172271317³ (a number of 36 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373172271217) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186586135658 + 186586135659.

It is an arithmetic number, because the mean of its divisors is an integer number (186586135659).

Almost surely, 2^373172271317 is an apocalyptic number.

It is an amenable number.

373172271317 is a deficient number, since it is larger than the sum of its proper divisors (1).

373172271317 is an equidigital number, since it uses as much as digits as its factorization.

373172271317 is an evil number, because the sum of its binary digits is even.

The product of its digits is 259308, while the sum is 44.

The spelling of 373172271317 in words is "three hundred seventy-three billion, one hundred seventy-two million, two hundred seventy-one thousand, three hundred seventeen".