115208185740653 has 2 divisors, whose sum is σ = 115208185740654. Its totient is φ = 115208185740652.

The previous prime is 115208185740649. The next prime is 115208185740671. The reversal of 115208185740653 is 356047581802511.

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., 104400943711684 + 10807242028969 = 10217678^2 + 3287437^2 .

It is an emirp because it is prime and its reverse (356047581802511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115208185740653 - 2² = 115208185740649 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115208185740623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57604092870326 + 57604092870327.

It is an arithmetic number, because the mean of its divisors is an integer number (57604092870327).

Almost surely, 2^{115208185740653} is an apocalyptic number.

It is an amenable number.

115208185740653 is a deficient number, since it is larger than the sum of its proper divisors (1).

115208185740653 is an equidigital number, since it uses as much as digits as its factorization.

115208185740653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8064000, while the sum is 56.

The spelling of 115208185740653 in words is "one hundred fifteen trillion, two hundred eight billion, one hundred eighty-five million, seven hundred forty thousand, six hundred fifty-three".