116891354 has 16 divisors (see below), whose sum is σ = 187741800. Its totient is φ = 54388224.

The previous prime is 116891353. The next prime is 116891387. The reversal of 116891354 is 453198611.

It can be written as a sum of positive squares in 4 ways, for example, as 65983129 + 50908225 = 8123^2 + 7135^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (116891353) 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 7 ways as a sum of consecutive naturals, for example, 16289 + ... + 22340.

Almost surely, 2^116891354 is an apocalyptic number.

116891354 is a deficient number, since it is larger than the sum of its proper divisors (70850446).

116891354 is a wasteful number, since it uses less digits than its factorization.

116891354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38737.

The product of its digits is 25920, while the sum is 38.

The square root of 116891354 is about 10811.6304968307. The cubic root of 116891354 is about 488.9458861195.

The spelling of 116891354 in words is "one hundred sixteen million, eight hundred ninety-one thousand, three hundred fifty-four".