116506571 has 2 divisors, whose sum is σ = 116506572. Its totient is φ = 116506570.

The previous prime is 116506567. The next prime is 116506583. The reversal of 116506571 is 175605611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 116506571 - 2² = 116506567 is a prime.

It is not a weakly prime, because it can be changed into another prime (116506531) 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, 58253285 + 58253286.

It is an arithmetic number, because the mean of its divisors is an integer number (58253286).

Almost surely, 2^116506571 is an apocalyptic number.

116506571 is a deficient number, since it is larger than the sum of its proper divisors (1).

116506571 is an equidigital number, since it uses as much as digits as its factorization.

116506571 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6300, while the sum is 32.

The square root of 116506571 is about 10793.8209638663. The cubic root of 116506571 is about 488.4087922727.

The spelling of 116506571 in words is "one hundred sixteen million, five hundred six thousand, five hundred seventy-one".