1000037268281 has 2 divisors, whose sum is σ = 1000037268282. Its totient is φ = 1000037268280.

The previous prime is 1000037268277. The next prime is 1000037268299. The reversal of 1000037268281 is 1828627300001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 997002250000 + 3035018281 = 998500^2 + 55091^2 .

It is an emirp because it is prime and its reverse (1828627300001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1000037268281 - 2² = 1000037268277 is a prime.

It is a super-2 number, since 2×1000037268281² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1000037268211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500018634140 + 500018634141.

It is an arithmetic number, because the mean of its divisors is an integer number (500018634141).

Almost surely, 2^{1000037268281} is an apocalyptic number.

It is an amenable number.

1000037268281 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000037268281 is an equidigital number, since it uses as much as digits as its factorization.

1000037268281 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32256, while the sum is 38.

The spelling of 1000037268281 in words is "one trillion, thirty-seven million, two hundred sixty-eight thousand, two hundred eighty-one".