109158746 has 4 divisors (see below), whose sum is σ = 163738122. Its totient is φ = 54579372.

The previous prime is 109158733. The next prime is 109158757. The reversal of 109158746 is 647851901.

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., 78234025 + 30924721 = 8845^2 + 5561^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 27289685 + ... + 27289688.

Almost surely, 2^109158746 is an apocalyptic number.

109158746 is a deficient number, since it is larger than the sum of its proper divisors (54579376).

109158746 is an equidigital number, since it uses as much as digits as its factorization.

109158746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54579375.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 109158746 is about 10447.9062974359. The cubic root of 109158746 is about 477.9174037243.

The spelling of 109158746 in words is "one hundred nine million, one hundred fifty-eight thousand, seven hundred forty-six".