115707149 has 2 divisors, whose sum is σ = 115707150. Its totient is φ = 115707148.

The previous prime is 115707127. The next prime is 115707161. The reversal of 115707149 is 941707511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 94381225 + 21325924 = 9715^2 + 4618^2 .

It is a cyclic number.

It is not a de Polignac number, because 115707149 - 2⁸ = 115706893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115707199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57853574 + 57853575.

It is an arithmetic number, because the mean of its divisors is an integer number (57853575).

Almost surely, 2^115707149 is an apocalyptic number.

It is an amenable number.

115707149 is a deficient number, since it is larger than the sum of its proper divisors (1).

115707149 is an equidigital number, since it uses as much as digits as its factorization.

115707149 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8820, while the sum is 35.

The square root of 115707149 is about 10756.7257564744. The cubic root of 115707149 is about 487.2891381742.

The spelling of 115707149 in words is "one hundred fifteen million, seven hundred seven thousand, one hundred forty-nine".