116661007 has 4 divisors (see below), whose sum is σ = 122801080. Its totient is φ = 110520936.

The previous prime is 116660977. The next prime is 116661019. The reversal of 116661007 is 700166611.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700166611 = 307 ⋅2280673.

It is a cyclic number.

It is not a de Polignac number, because 116661007 - 2⁷ = 116660879 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116661067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3070008 + ... + 3070045.

It is an arithmetic number, because the mean of its divisors is an integer number (30700270).

Almost surely, 2^116661007 is an apocalyptic number.

116661007 is a deficient number, since it is larger than the sum of its proper divisors (6140073).

116661007 is an equidigital number, since it uses as much as digits as its factorization.

116661007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6140072.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 116661007 is about 10800.9725025111. The cubic root of 116661007 is about 488.6245014130.

The spelling of 116661007 in words is "one hundred sixteen million, six hundred sixty-one thousand, seven".