115712437 has 2 divisors, whose sum is σ = 115712438. Its totient is φ = 115712436.

The previous prime is 115712423. The next prime is 115712447. The reversal of 115712437 is 734217511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93045316 + 22667121 = 9646^2 + 4761^2 .

It is a cyclic number.

It is not a de Polignac number, because 115712437 - 2⁷ = 115712309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 115712399 and 115712408.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115712447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57856218 + 57856219.

It is an arithmetic number, because the mean of its divisors is an integer number (57856219).

Almost surely, 2^115712437 is an apocalyptic number.

It is an amenable number.

115712437 is a deficient number, since it is larger than the sum of its proper divisors (1).

115712437 is an equidigital number, since it uses as much as digits as its factorization.

115712437 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5880, while the sum is 31.

The square root of 115712437 is about 10756.9715533695. The cubic root of 115712437 is about 487.2965613563.

Adding to 115712437 its reverse (734217511), we get a palindrome (849929948).

The spelling of 115712437 in words is "one hundred fifteen million, seven hundred twelve thousand, four hundred thirty-seven".