115145677 has 2 divisors, whose sum is σ = 115145678. Its totient is φ = 115145676.

The previous prime is 115145647. The next prime is 115145683. The reversal of 115145677 is 776541511.

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., 103815721 + 11329956 = 10189^2 + 3366^2 .

It is an emirp because it is prime and its reverse (776541511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115145677 - 2⁷ = 115145549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115145647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57572838 + 57572839.

It is an arithmetic number, because the mean of its divisors is an integer number (57572839).

Almost surely, 2^115145677 is an apocalyptic number.

It is an amenable number.

115145677 is a deficient number, since it is larger than the sum of its proper divisors (1).

115145677 is an equidigital number, since it uses as much as digits as its factorization.

115145677 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 29400, while the sum is 37.

The square root of 115145677 is about 10730.5953702486. The cubic root of 115145677 is about 486.4996653387.

The spelling of 115145677 in words is "one hundred fifteen million, one hundred forty-five thousand, six hundred seventy-seven".