1830855233293 has 2 divisors, whose sum is σ = 1830855233294. Its totient is φ = 1830855233292.

The previous prime is 1830855233279. The next prime is 1830855233297. The reversal of 1830855233293 is 3923325580381.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1015767669609 + 815087563684 = 1007853^2 + 902822^2 .

It is an emirp because it is prime and its reverse (3923325580381) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1830855233293 is a prime.

It is a super-4 number, since 4×1830855233293⁴ (a number of 50 digits) contains 4444 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1830855233293.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1830855233297) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 915427616646 + 915427616647.

It is an arithmetic number, because the mean of its divisors is an integer number (915427616647).

Almost surely, 2^{1830855233293} is an apocalyptic number.

It is an amenable number.

1830855233293 is a deficient number, since it is larger than the sum of its proper divisors (1).

1830855233293 is an equidigital number, since it uses as much as digits as its factorization.

1830855233293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4665600, while the sum is 52.

The spelling of 1830855233293 in words is "one trillion, eight hundred thirty billion, eight hundred fifty-five million, two hundred thirty-three thousand, two hundred ninety-three".