108691034 has 4 divisors (see below), whose sum is σ = 163036554. Its totient is φ = 54345516.

The previous prime is 108691027. The next prime is 108691061. The reversal of 108691034 is 430196801.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 98109025 + 10582009 = 9905^2 + 3253^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27172757 + ... + 27172760.

Almost surely, 2^108691034 is an apocalyptic number.

108691034 is a deficient number, since it is larger than the sum of its proper divisors (54345520).

108691034 is an equidigital number, since it uses as much as digits as its factorization.

108691034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54345519.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 108691034 is about 10425.4992206609. The cubic root of 108691034 is about 477.2338496514.

The spelling of 108691034 in words is "one hundred eight million, six hundred ninety-one thousand, thirty-four".