115323251150209 has 2 divisors, whose sum is σ = 115323251150210. Its totient is φ = 115323251150208.

The previous prime is 115323251150183. The next prime is 115323251150407. The reversal of 115323251150209 is 902051152323511.

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., 93457714026609 + 21865537123600 = 9667353^2 + 4676060^2 .

It is a cyclic number.

It is not a de Polignac number, because 115323251150209 - 2⁹ = 115323251149697 is a prime.

It is not a weakly prime, because it can be changed into another prime (115323251150609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57661625575104 + 57661625575105.

It is an arithmetic number, because the mean of its divisors is an integer number (57661625575105).

Almost surely, 2^{115323251150209} is an apocalyptic number.

It is an amenable number.

115323251150209 is a deficient number, since it is larger than the sum of its proper divisors (1).

115323251150209 is an equidigital number, since it uses as much as digits as its factorization.

115323251150209 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81000, while the sum is 40.

The spelling of 115323251150209 in words is "one hundred fifteen trillion, three hundred twenty-three billion, two hundred fifty-one million, one hundred fifty thousand, two hundred nine".