115120201541 has 2 divisors, whose sum is σ = 115120201542. Its totient is φ = 115120201540.

The previous prime is 115120201529. The next prime is 115120201561. The reversal of 115120201541 is 145102021511.

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., 84610592641 + 30509608900 = 290879^2 + 174670^2 .

It is an emirp because it is prime and its reverse (145102021511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115120201541 - 2¹⁴ = 115120185157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115120201561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57560100770 + 57560100771.

It is an arithmetic number, because the mean of its divisors is an integer number (57560100771).

Almost surely, 2^115120201541 is an apocalyptic number.

It is an amenable number.

115120201541 is a deficient number, since it is larger than the sum of its proper divisors (1).

115120201541 is an equidigital number, since it uses as much as digits as its factorization.

115120201541 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 400, while the sum is 23.

The spelling of 115120201541 in words is "one hundred fifteen billion, one hundred twenty million, two hundred one thousand, five hundred forty-one".