1825034822021 has 2 divisors, whose sum is σ = 1825034822022. Its totient is φ = 1825034822020.

The previous prime is 1825034821943. The next prime is 1825034822041. The reversal of 1825034822021 is 1202284305281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1343190599521 + 481844222500 = 1158961^2 + 694150^2 .

It is a cyclic number.

It is not a de Polignac number, because 1825034822021 - 2¹⁸ = 1825034559877 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1825034822041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912517411010 + 912517411011.

It is an arithmetic number, because the mean of its divisors is an integer number (912517411011).

Almost surely, 2^{1825034822021} is an apocalyptic number.

It is an amenable number.

1825034822021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1825034822021 is an equidigital number, since it uses as much as digits as its factorization.

1825034822021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61440, while the sum is 38.

The spelling of 1825034822021 in words is "one trillion, eight hundred twenty-five billion, thirty-four million, eight hundred twenty-two thousand, twenty-one".