109551677 has 4 divisors (see below), whose sum is σ = 109595136. Its totient is φ = 109508220.

The previous prime is 109551661. The next prime is 109551683. The reversal of 109551677 is 776155901.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 776155901 = 4259 ⋅182239.

It is a cyclic number.

It is not a de Polignac number, because 109551677 - 2⁴ = 109551661 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109551697) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17699 + ... + 23072.

It is an arithmetic number, because the mean of its divisors is an integer number (27398784).

Almost surely, 2^109551677 is an apocalyptic number.

It is an amenable number.

109551677 is a deficient number, since it is larger than the sum of its proper divisors (43459).

109551677 is an equidigital number, since it uses as much as digits as its factorization.

109551677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43458.

The product of its (nonzero) digits is 66150, while the sum is 41.

The square root of 109551677 is about 10466.6936995405. The cubic root of 109551677 is about 478.4901588376.

The spelling of 109551677 in words is "one hundred nine million, five hundred fifty-one thousand, six hundred seventy-seven".