116448391 has 2 divisors, whose sum is σ = 116448392. Its totient is φ = 116448390.

The previous prime is 116448383. The next prime is 116448407. The reversal of 116448391 is 193844611.

It is a weak prime.

It is an emirp because it is prime and its reverse (193844611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116448391 - 2³ = 116448383 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 116448391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116448301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58224195 + 58224196.

It is an arithmetic number, because the mean of its divisors is an integer number (58224196).

Almost surely, 2^116448391 is an apocalyptic number.

116448391 is a deficient number, since it is larger than the sum of its proper divisors (1).

116448391 is an equidigital number, since it uses as much as digits as its factorization.

116448391 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20736, while the sum is 37.

The square root of 116448391 is about 10791.1255668721. The cubic root of 116448391 is about 488.3274796779.

The spelling of 116448391 in words is "one hundred sixteen million, four hundred forty-eight thousand, three hundred ninety-one".