115277273 has 2 divisors, whose sum is σ = 115277274. Its totient is φ = 115277272.

The previous prime is 115277243. The next prime is 115277321. The reversal of 115277273 is 372772511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114340249 + 937024 = 10693^2 + 968^2 .

It is an emirp because it is prime and its reverse (372772511) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 115277273 - 2¹² = 115273177 is a prime.

It is not a weakly prime, because it can be changed into another prime (115277213) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57638636 + 57638637.

It is an arithmetic number, because the mean of its divisors is an integer number (57638637).

Almost surely, 2^115277273 is an apocalyptic number.

It is an amenable number.

115277273 is a deficient number, since it is larger than the sum of its proper divisors (1).

115277273 is an equidigital number, since it uses as much as digits as its factorization.

115277273 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20580, while the sum is 35.

The square root of 115277273 is about 10736.7254318996. The cubic root of 115277273 is about 486.6849293099.

The spelling of 115277273 in words is "one hundred fifteen million, two hundred seventy-seven thousand, two hundred seventy-three".