115101439 has 2 divisors, whose sum is σ = 115101440. Its totient is φ = 115101438.

The previous prime is 115101433. The next prime is 115101463. The reversal of 115101439 is 934101511.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 115101439 - 2²³ = 106712831 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115101433) 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, 57550719 + 57550720.

It is an arithmetic number, because the mean of its divisors is an integer number (57550720).

Almost surely, 2^115101439 is an apocalyptic number.

115101439 is a deficient number, since it is larger than the sum of its proper divisors (1).

115101439 is an equidigital number, since it uses as much as digits as its factorization.

115101439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 540, while the sum is 25.

The square root of 115101439 is about 10728.5338700122. The cubic root of 115101439 is about 486.4373543326.

It can be divided in two parts, 11510 and 1439, that multiplied together give a triangular number (16562890 = T₅₇₅₅).

The spelling of 115101439 in words is "one hundred fifteen million, one hundred one thousand, four hundred thirty-nine".