3481240425181 has 2 divisors, whose sum is σ = 3481240425182. Its totient is φ = 3481240425180.

The previous prime is 3481240425107. The next prime is 3481240425193. The reversal of 3481240425181 is 1815240421843.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2987746820100 + 493493605081 = 1728510^2 + 702491^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3481240425181 is a prime.

It is a super-2 number, since 2×3481240425181² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3481240423181) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1740620212590 + 1740620212591.

It is an arithmetic number, because the mean of its divisors is an integer number (1740620212591).

Almost surely, 2^{3481240425181} is an apocalyptic number.

It is an amenable number.

3481240425181 is a deficient number, since it is larger than the sum of its proper divisors (1).

3481240425181 is an equidigital number, since it uses as much as digits as its factorization.

3481240425181 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 245760, while the sum is 43.

The spelling of 3481240425181 in words is "three trillion, four hundred eighty-one billion, two hundred forty million, four hundred twenty-five thousand, one hundred eighty-one".