116657647 has 2 divisors, whose sum is σ = 116657648. Its totient is φ = 116657646.

The previous prime is 116657627. The next prime is 116657659. The reversal of 116657647 is 746756611.

It is a strong prime.

It is an emirp because it is prime and its reverse (746756611) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 116657647 - 2¹¹ = 116655599 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (116657627) 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, 58328823 + 58328824.

It is an arithmetic number, because the mean of its divisors is an integer number (58328824).

Almost surely, 2^116657647 is an apocalyptic number.

116657647 is a deficient number, since it is larger than the sum of its proper divisors (1).

116657647 is an equidigital number, since it uses as much as digits as its factorization.

116657647 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 211680, while the sum is 43.

The square root of 116657647 is about 10800.8169598415. The cubic root of 116657647 is about 488.6198103452.

The spelling of 116657647 in words is "one hundred sixteen million, six hundred fifty-seven thousand, six hundred forty-seven".