116221507 has 8 divisors (see below), whose sum is σ = 121420800. Its totient is φ = 111034440.

The previous prime is 116221481. The next prime is 116221513. The reversal of 116221507 is 705122611.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 116221507 - 2⁷ = 116221379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116221597) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20244 + ... + 25342.

It is an arithmetic number, because the mean of its divisors is an integer number (15177600).

Almost surely, 2^116221507 is an apocalyptic number.

116221507 is a deficient number, since it is larger than the sum of its proper divisors (5199293).

116221507 is an equidigital number, since it uses as much as digits as its factorization.

116221507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6113.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 116221507 is about 10780.6079142134. The cubic root of 116221507 is about 488.0101267159.

The spelling of 116221507 in words is "one hundred sixteen million, two hundred twenty-one thousand, five hundred seven".