116555439 has 64 divisors (see below), whose sum is σ = 214502400. Its totient is φ = 54328320.

The previous prime is 116555429. The next prime is 116555447. The reversal of 116555439 is 934555611.

It is a happy number.

It is not a de Polignac number, because 116555439 - 2⁵ = 116555407 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a junction number, because it is equal to n+sod(n) for n = 116555397 and 116555406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (116555429) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 110587 + ... + 111635.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^116555439 is an apocalyptic number.

116555439 is a deficient number, since it is larger than the sum of its proper divisors (97946961).

116555439 is a wasteful number, since it uses less digits than its factorization.

116555439 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1120.

The product of its digits is 81000, while the sum is 39.

The square root of 116555439 is about 10796.0844290882. The cubic root of 116555439 is about 488.4770694649.

It can be divided in two parts, 116 and 555439, that added together give a palindrome (555555).

The spelling of 116555439 in words is "one hundred sixteen million, five hundred fifty-five thousand, four hundred thirty-nine".