7071531742441 has 2 divisors, whose sum is σ = 7071531742442. Its totient is φ = 7071531742440.

The previous prime is 7071531742417. The next prime is 7071531742519. The reversal of 7071531742441 is 1442471351707.

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., 4757546192400 + 2313985550041 = 2181180^2 + 1521179^2 .

It is a cyclic number.

It is not a de Polignac number, because 7071531742441 - 2²¹ = 7071529645289 is a prime.

It is a super-2 number, since 2×7071531742441² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 7071531742391 and 7071531742400.

It is not a weakly prime, because it can be changed into another prime (7071531742141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3535765871220 + 3535765871221.

It is an arithmetic number, because the mean of its divisors is an integer number (3535765871221).

Almost surely, 2^{7071531742441} is an apocalyptic number.

It is an amenable number.

7071531742441 is a deficient number, since it is larger than the sum of its proper divisors (1).

7071531742441 is an equidigital number, since it uses as much as digits as its factorization.

7071531742441 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 658560, while the sum is 46.

The spelling of 7071531742441 in words is "seven trillion, seventy-one billion, five hundred thirty-one million, seven hundred forty-two thousand, four hundred forty-one".