22540140041 has 2 divisors, whose sum is σ = 22540140042. Its totient is φ = 22540140040.

The previous prime is 22540139981. The next prime is 22540140053. The reversal of 22540140041 is 14004104522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 14551355641 + 7988784400 = 120629^2 + 89380^2 .

It is a cyclic number.

It is not a de Polignac number, because 22540140041 - 2²² = 22535945737 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22540139989 and 22540140016.

It is not a weakly prime, because it can be changed into another prime (22540140341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11270070020 + 11270070021.

It is an arithmetic number, because the mean of its divisors is an integer number (11270070021).

Almost surely, 2^22540140041 is an apocalyptic number.

It is an amenable number.

22540140041 is a deficient number, since it is larger than the sum of its proper divisors (1).

22540140041 is an equidigital number, since it uses as much as digits as its factorization.

22540140041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1280, while the sum is 23.

Adding to 22540140041 its reverse (14004104522), we get a palindrome (36544244563).

The spelling of 22540140041 in words is "twenty-two billion, five hundred forty million, one hundred forty thousand, forty-one".