841225237 has 2 divisors, whose sum is σ = 841225238. Its totient is φ = 841225236.

The previous prime is 841225219. The next prime is 841225271. The reversal of 841225237 is 732522148.

It is a happy number.

It is an a-pointer prime, because the next prime (841225271) can be obtained adding 841225237 to its sum of digits (34).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 812592036 + 28633201 = 28506^2 + 5351^2 .

It is a cyclic number.

It is not a de Polignac number, because 841225237 - 2²³ = 832836629 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (841226237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 420612618 + 420612619.

It is an arithmetic number, because the mean of its divisors is an integer number (420612619).

Almost surely, 2^841225237 is an apocalyptic number.

It is an amenable number.

841225237 is a deficient number, since it is larger than the sum of its proper divisors (1).

841225237 is an equidigital number, since it uses as much as digits as its factorization.

841225237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26880, while the sum is 34.

The square root of 841225237 is about 29003.8831365733. The cubic root of 841225237 is about 943.9973266257.

The spelling of 841225237 in words is "eight hundred forty-one million, two hundred twenty-five thousand, two hundred thirty-seven".