3245841881 has 2 divisors, whose sum is σ = 3245841882. Its totient is φ = 3245841880.

The previous prime is 3245841827. The next prime is 3245841913. The reversal of 3245841881 is 1881485423.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2935905856 + 309936025 = 54184^2 + 17605^2 .

It is an emirp because it is prime and its reverse (1881485423) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3245841881 is a prime.

It is a super-2 number, since 2×3245841881² = 21070979032907236322, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3245841821) 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, 1622920940 + 1622920941.

It is an arithmetic number, because the mean of its divisors is an integer number (1622920941).

Almost surely, 2^3245841881 is an apocalyptic number.

It is an amenable number.

3245841881 is a deficient number, since it is larger than the sum of its proper divisors (1).

3245841881 is an equidigital number, since it uses as much as digits as its factorization.

3245841881 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 245760, while the sum is 44.

The square root of 3245841881 is about 56972.2904665066. The cubic root of 3245841881 is about 1480.6160512085.

The spelling of 3245841881 in words is "three billion, two hundred forty-five million, eight hundred forty-one thousand, eight hundred eighty-one".