109774545 has 8 divisors (see below), whose sum is σ = 175639296. Its totient is φ = 58546416.

The previous prime is 109774543. The next prime is 109774547. The reversal of 109774545 is 545477901.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (109774543) and next prime (109774547).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 109774545 - 2¹ = 109774543 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 109774497 and 109774506.

It is not an unprimeable number, because it can be changed into a prime (109774543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3659137 + ... + 3659166.

It is an arithmetic number, because the mean of its divisors is an integer number (21954912).

Almost surely, 2^109774545 is an apocalyptic number.

109774545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

109774545 is a deficient number, since it is larger than the sum of its proper divisors (65864751).

109774545 is an equidigital number, since it uses as much as digits as its factorization.

109774545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7318311.

The product of its (nonzero) digits is 176400, while the sum is 42.

The square root of 109774545 is about 10477.3348233222. The cubic root of 109774545 is about 478.8144134552.

The spelling of 109774545 in words is "one hundred nine million, seven hundred seventy-four thousand, five hundred forty-five".