115629313 has 2 divisors, whose sum is σ = 115629314. Its totient is φ = 115629312.

The previous prime is 115629289. The next prime is 115629317. The reversal of 115629313 is 313926511.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 115627009 + 2304 = 10753^2 + 48^2 .

It is an emirp because it is prime and its reverse (313926511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115629313 - 2⁵ = 115629281 is a prime.

It is not a weakly prime, because it can be changed into another prime (115629317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57814656 + 57814657.

It is an arithmetic number, because the mean of its divisors is an integer number (57814657).

Almost surely, 2^115629313 is an apocalyptic number.

It is an amenable number.

115629313 is a deficient number, since it is larger than the sum of its proper divisors (1).

115629313 is an equidigital number, since it uses as much as digits as its factorization.

115629313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 31.

The square root of 115629313 is about 10753.1071323595. The cubic root of 115629313 is about 487.1798474758.

The spelling of 115629313 in words is "one hundred fifteen million, six hundred twenty-nine thousand, three hundred thirteen".