115948501 has 2 divisors, whose sum is σ = 115948502. Its totient is φ = 115948500.

The previous prime is 115948457. The next prime is 115948519. The reversal of 115948501 is 105849511.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 113848900 + 2099601 = 10670^2 + 1449^2 .

It is an emirp because it is prime and its reverse (105849511) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-115948501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (115948531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 57974250 + 57974251.

It is an arithmetic number, because the mean of its divisors is an integer number (57974251).

Almost surely, 2^115948501 is an apocalyptic number.

It is an amenable number.

115948501 is a deficient number, since it is larger than the sum of its proper divisors (1).

115948501 is an equidigital number, since it uses as much as digits as its factorization.

115948501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 34.

The square root of 115948501 is about 10767.9385678040. The cubic root of 115948501 is about 487.6277128468.

The spelling of 115948501 in words is "one hundred fifteen million, nine hundred forty-eight thousand, five hundred one".