1825241294389 has 2 divisors, whose sum is σ = 1825241294390. Its totient is φ = 1825241294388.

The previous prime is 1825241294369. The next prime is 1825241294431. The reversal of 1825241294389 is 9834921425281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1790356393764 + 34884900625 = 1338042^2 + 186775^2 .

It is a cyclic number.

It is not a de Polignac number, because 1825241294389 - 2²¹ = 1825239197237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1825241294329) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 912620647194 + 912620647195.

It is an arithmetic number, because the mean of its divisors is an integer number (912620647195).

Almost surely, 2^{1825241294389} is an apocalyptic number.

It is an amenable number.

1825241294389 is a deficient number, since it is larger than the sum of its proper divisors (1).

1825241294389 is an equidigital number, since it uses as much as digits as its factorization.

1825241294389 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9953280, while the sum is 58.

The spelling of 1825241294389 in words is "one trillion, eight hundred twenty-five billion, two hundred forty-one million, two hundred ninety-four thousand, three hundred eighty-nine".