115263439 has 2 divisors, whose sum is σ = 115263440. Its totient is φ = 115263438.

The previous prime is 115263433. The next prime is 115263461. The reversal of 115263439 is 934362511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115263439 - 2³ = 115263431 is a prime.

It is a plaindrome in base 14.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115263431) 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, 57631719 + 57631720.

It is an arithmetic number, because the mean of its divisors is an integer number (57631720).

Almost surely, 2^115263439 is an apocalyptic number.

115263439 is a deficient number, since it is larger than the sum of its proper divisors (1).

115263439 is an equidigital number, since it uses as much as digits as its factorization.

115263439 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 34.

The square root of 115263439 is about 10736.0811751775. The cubic root of 115263439 is about 486.6654601104.

The spelling of 115263439 in words is "one hundred fifteen million, two hundred sixty-three thousand, four hundred thirty-nine".