2115115440041 has 2 divisors, whose sum is σ = 2115115440042. Its totient is φ = 2115115440040.

The previous prime is 2115115440019. The next prime is 2115115440059. The reversal of 2115115440041 is 1400445115112.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2081178431641 + 33937008400 = 1442629^2 + 184220^2 .

It is a cyclic number.

It is not a de Polignac number, because 2115115440041 - 2²⁶ = 2115048331177 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2115115439986 and 2115115440013.

It is not a weakly prime, because it can be changed into another prime (2115115440071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1057557720020 + 1057557720021.

It is an arithmetic number, because the mean of its divisors is an integer number (1057557720021).

Almost surely, 2^{2115115440041} is an apocalyptic number.

It is an amenable number.

2115115440041 is a deficient number, since it is larger than the sum of its proper divisors (1).

2115115440041 is an equidigital number, since it uses as much as digits as its factorization.

2115115440041 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3200, while the sum is 29.

The spelling of 2115115440041 in words is "two trillion, one hundred fifteen billion, one hundred fifteen million, four hundred forty thousand, forty-one".