116778134 has 16 divisors (see below), whose sum is σ = 202332816. Its totient is φ = 49958400.

The previous prime is 116778121. The next prime is 116778143. The reversal of 116778134 is 431877611.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 155747 + ... + 156494.

It is an arithmetic number, because the mean of its divisors is an integer number (12645801).

Almost surely, 2^116778134 is an apocalyptic number.

116778134 is a deficient number, since it is larger than the sum of its proper divisors (85554682).

116778134 is a wasteful number, since it uses less digits than its factorization.

116778134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 312271.

The product of its digits is 28224, while the sum is 38.

The square root of 116778134 is about 10806.3932003236. The cubic root of 116778134 is about 488.7879721415.

The spelling of 116778134 in words is "one hundred sixteen million, seven hundred seventy-eight thousand, one hundred thirty-four".