3115545115541 has 2 divisors, whose sum is σ = 3115545115542. Its totient is φ = 3115545115540.

The previous prime is 3115545115489. The next prime is 3115545115559. The reversal of 3115545115541 is 1455115455113.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2027391538225 + 1088153577316 = 1423865^2 + 1043146^2 .

It is an emirp because it is prime and its reverse (1455115455113) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3115545115541 - 2³⁴ = 3098365246357 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3115545115561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1557772557770 + 1557772557771.

It is an arithmetic number, because the mean of its divisors is an integer number (1557772557771).

Almost surely, 2^{3115545115541} is an apocalyptic number.

It is an amenable number.

3115545115541 is a deficient number, since it is larger than the sum of its proper divisors (1).

3115545115541 is an equidigital number, since it uses as much as digits as its factorization.

3115545115541 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 150000, while the sum is 41.

The spelling of 3115545115541 in words is "three trillion, one hundred fifteen billion, five hundred forty-five million, one hundred fifteen thousand, five hundred forty-one".