116700721 has 2 divisors, whose sum is σ = 116700722. Its totient is φ = 116700720.

The previous prime is 116700707. The next prime is 116700757. The reversal of 116700721 is 127007611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62236321 + 54464400 = 7889^2 + 7380^2 .

It is a cyclic number.

It is not a de Polignac number, because 116700721 - 2¹³ = 116692529 is a prime.

It is not a weakly prime, because it can be changed into another prime (116700791) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 58350360 + 58350361.

It is an arithmetic number, because the mean of its divisors is an integer number (58350361).

Almost surely, 2^116700721 is an apocalyptic number.

It is an amenable number.

116700721 is a deficient number, since it is larger than the sum of its proper divisors (1).

116700721 is an equidigital number, since it uses as much as digits as its factorization.

116700721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 588, while the sum is 25.

The square root of 116700721 is about 10802.8107916412. The cubic root of 116700721 is about 488.6799413364.

The spelling of 116700721 in words is "one hundred sixteen million, seven hundred thousand, seven hundred twenty-one".