116742987 has 12 divisors (see below), whose sum is σ = 170939704. Its totient is φ = 76762080.

The previous prime is 116742937. The next prime is 116743007. The reversal of 116742987 is 789247611.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-116742987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116742907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88189 + ... + 89502.

Almost surely, 2^116742987 is an apocalyptic number.

116742987 is a deficient number, since it is larger than the sum of its proper divisors (54196717).

116742987 is a wasteful number, since it uses less digits than its factorization.

116742987 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177770 (or 177767 counting only the distinct ones).

The product of its digits is 169344, while the sum is 45.

The square root of 116742987 is about 10804.7668646760. The cubic root of 116742987 is about 488.7389299848.

The spelling of 116742987 in words is "one hundred sixteen million, seven hundred forty-two thousand, nine hundred eighty-seven".