116687407 has 4 divisors (see below), whose sum is σ = 116845200. Its totient is φ = 116529616.

The previous prime is 116687399. The next prime is 116687429. The reversal of 116687407 is 704786611.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 116687407 - 2³ = 116687399 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 116687407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116687477) 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, 77782 + ... + 79267.

It is an arithmetic number, because the mean of its divisors is an integer number (29211300).

Almost surely, 2^116687407 is an apocalyptic number.

116687407 is a deficient number, since it is larger than the sum of its proper divisors (157793).

116687407 is an equidigital number, since it uses as much as digits as its factorization.

116687407 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 157792.

The product of its (nonzero) digits is 56448, while the sum is 40.

The square root of 116687407 is about 10802.1945455542. The cubic root of 116687407 is about 488.6613566692.

The spelling of 116687407 in words is "one hundred sixteen million, six hundred eighty-seven thousand, four hundred seven".