115977373 has 2 divisors, whose sum is σ = 115977374. Its totient is φ = 115977372.

The previous prime is 115977361. The next prime is 115977401. The reversal of 115977373 is 373779511.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 114447204 + 1530169 = 10698^2 + 1237^2 .

It is a cyclic number.

It is not a de Polignac number, because 115977373 - 2¹³ = 115969181 is a prime.

It is a super-2 number, since 2×115977373² = 26901502095962258, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115977343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57988686 + 57988687.

It is an arithmetic number, because the mean of its divisors is an integer number (57988687).

Almost surely, 2^115977373 is an apocalyptic number.

It is an amenable number.

115977373 is a deficient number, since it is larger than the sum of its proper divisors (1).

115977373 is an equidigital number, since it uses as much as digits as its factorization.

115977373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 138915, while the sum is 43.

The square root of 115977373 is about 10769.2791309354. The cubic root of 115977373 is about 487.6681837420.

The spelling of 115977373 in words is "one hundred fifteen million, nine hundred seventy-seven thousand, three hundred seventy-three".