2071366873237 has 2 divisors, whose sum is σ = 2071366873238. Its totient is φ = 2071366873236.

The previous prime is 2071366873151. The next prime is 2071366873241. The reversal of 2071366873237 is 7323786631702.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1723000142161 + 348366731076 = 1312631^2 + 590226^2 .

It is a cyclic number.

It is not a de Polignac number, because 2071366873237 - 2¹⁹ = 2071366348949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2071366873267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1035683436618 + 1035683436619.

It is an arithmetic number, because the mean of its divisors is an integer number (1035683436619).

Almost surely, 2^{2071366873237} is an apocalyptic number.

It is an amenable number.

2071366873237 is a deficient number, since it is larger than the sum of its proper divisors (1).

2071366873237 is an equidigital number, since it uses as much as digits as its factorization.

2071366873237 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10668672, while the sum is 55.

The spelling of 2071366873237 in words is "two trillion, seventy-one billion, three hundred sixty-six million, eight hundred seventy-three thousand, two hundred thirty-seven".