116540433 has 12 divisors (see below), whose sum is σ = 177196240. Its totient is φ = 73604376.

The previous prime is 116540429. The next prime is 116540447. The reversal of 116540433 is 334045611.

116540433 is a `hidden beast` number, since 1 + 1 + 654 + 0 + 4 + 3 + 3 = 666.

It is not a de Polignac number, because 116540433 - 2² = 116540429 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 116540397 and 116540406.

It is not an unprimeable number, because it can be changed into a prime (116540233) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 340591 + ... + 340932.

Almost surely, 2^116540433 is an apocalyptic number.

It is an amenable number.

116540433 is a deficient number, since it is larger than the sum of its proper divisors (60655807).

116540433 is a wasteful number, since it uses less digits than its factorization.

116540433 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 681548 (or 681545 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 116540433 is about 10795.3894325309. The cubic root of 116540433 is about 488.4561054740.

The spelling of 116540433 in words is "one hundred sixteen million, five hundred forty thousand, four hundred thirty-three".