116757287 has 4 divisors (see below), whose sum is σ = 117648696. Its totient is φ = 115865880.

The previous prime is 116757281. The next prime is 116757293. The reversal of 116757287 is 782757611.

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

It is an interprime number because it is at equal distance from previous prime (116757281) and next prime (116757293).

It is a cyclic number.

It is not a de Polignac number, because 116757287 - 2⁸ = 116757031 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 (116757281) 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, 445508 + ... + 445769.

It is an arithmetic number, because the mean of its divisors is an integer number (29412174).

Almost surely, 2^116757287 is an apocalyptic number.

116757287 is a deficient number, since it is larger than the sum of its proper divisors (891409).

116757287 is an equidigital number, since it uses as much as digits as its factorization.

116757287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 891408.

The product of its digits is 164640, while the sum is 44.

The square root of 116757287 is about 10805.4285893712. The cubic root of 116757287 is about 488.7588845920.

The spelling of 116757287 in words is "one hundred sixteen million, seven hundred fifty-seven thousand, two hundred eighty-seven".