115440161330213 has 2 divisors, whose sum is σ = 115440161330214. Its totient is φ = 115440161330212.

The previous prime is 115440161330201. The next prime is 115440161330257. The reversal of 115440161330213 is 312033161044511.

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., 110269803889249 + 5170357440964 = 10500943^2 + 2273842^2 .

It is a cyclic number.

It is not a de Polignac number, because 115440161330213 - 2¹² = 115440161326117 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115440161332213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57720080665106 + 57720080665107.

It is an arithmetic number, because the mean of its divisors is an integer number (57720080665107).

Almost surely, 2^{115440161330213} is an apocalyptic number.

It is an amenable number.

115440161330213 is a deficient number, since it is larger than the sum of its proper divisors (1).

115440161330213 is an equidigital number, since it uses as much as digits as its factorization.

115440161330213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 35.

The spelling of 115440161330213 in words is "one hundred fifteen trillion, four hundred forty billion, one hundred sixty-one million, three hundred thirty thousand, two hundred thirteen".