1820630034337 has 2 divisors, whose sum is σ = 1820630034338. Its totient is φ = 1820630034336.

The previous prime is 1820630034257. The next prime is 1820630034347. The reversal of 1820630034337 is 7334300360281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1057341249441 + 763288784896 = 1028271^2 + 873664^2 .

It is a cyclic number.

It is not a de Polignac number, because 1820630034337 - 2¹⁵ = 1820630001569 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1820630034337.

It is not a weakly prime, because it can be changed into another prime (1820630034347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 910315017168 + 910315017169.

It is an arithmetic number, because the mean of its divisors is an integer number (910315017169).

Almost surely, 2^{1820630034337} is an apocalyptic number.

It is an amenable number.

1820630034337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1820630034337 is an equidigital number, since it uses as much as digits as its factorization.

1820630034337 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 40.

The spelling of 1820630034337 in words is "one trillion, eight hundred twenty billion, six hundred thirty million, thirty-four thousand, three hundred thirty-seven".