109608154 has 4 divisors (see below), whose sum is σ = 164412234. Its totient is φ = 54804076.

The previous prime is 109608151. The next prime is 109608193. The reversal of 109608154 is 451806901.

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., 65691025 + 43917129 = 8105^2 + 6627^2 .

It is not an unprimeable number, because it can be changed into a prime (109608151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27402037 + ... + 27402040.

Almost surely, 2^109608154 is an apocalyptic number.

109608154 is a deficient number, since it is larger than the sum of its proper divisors (54804080).

109608154 is an equidigital number, since it uses as much as digits as its factorization.

109608154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54804079.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 109608154 is about 10469.3912908058. The cubic root of 109608154 is about 478.5723697995.

The spelling of 109608154 in words is "one hundred nine million, six hundred eight thousand, one hundred fifty-four".