116840087 has 8 divisors (see below), whose sum is σ = 143803296. Its totient is φ = 92444832.

The previous prime is 116840057. The next prime is 116840093. The reversal of 116840087 is 780048611.

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 116840087 - 2²² = 112645783 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116840057) 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, 641888 + ... + 642069.

It is an arithmetic number, because the mean of its divisors is an integer number (17975412).

Almost surely, 2^116840087 is an apocalyptic number.

116840087 is a deficient number, since it is larger than the sum of its proper divisors (26963209).

116840087 is a wasteful number, since it uses less digits than its factorization.

116840087 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283977.

The product of its (nonzero) digits is 10752, while the sum is 35.

The square root of 116840087 is about 10809.2593178256. The cubic root of 116840087 is about 488.8743939363.

Adding to 116840087 its reverse (780048611), we get a palindrome (896888698).

The spelling of 116840087 in words is "one hundred sixteen million, eight hundred forty thousand, eighty-seven".