71242325041 has 2 divisors, whose sum is σ = 71242325042. Its totient is φ = 71242325040.

The previous prime is 71242325009. The next prime is 71242325149. The reversal of 71242325041 is 14052324217.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 70262635041 + 979690000 = 265071^2 + 31300^2 .

It is an emirp because it is prime and its reverse (14052324217) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 71242325041 - 2⁵ = 71242325009 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 71242324994 and 71242325012.

It is not a weakly prime, because it can be changed into another prime (71242320041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35621162520 + 35621162521.

It is an arithmetic number, because the mean of its divisors is an integer number (35621162521).

Almost surely, 2^71242325041 is an apocalyptic number.

It is an amenable number.

71242325041 is a deficient number, since it is larger than the sum of its proper divisors (1).

71242325041 is an equidigital number, since it uses as much as digits as its factorization.

71242325041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 13440, while the sum is 31.

Adding to 71242325041 its reverse (14052324217), we get a palindrome (85294649258).

The spelling of 71242325041 in words is "seventy-one billion, two hundred forty-two million, three hundred twenty-five thousand, forty-one".