109478027 has 4 divisors (see below), whose sum is σ = 110977800. Its totient is φ = 107978256.

The previous prime is 109478023. The next prime is 109478029. The reversal of 109478027 is 720874901.

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

It is a cyclic number.

It is not a de Polignac number, because 109478027 - 2² = 109478023 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (109478023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 749777 + ... + 749922.

It is an arithmetic number, because the mean of its divisors is an integer number (27744450).

Almost surely, 2^109478027 is an apocalyptic number.

109478027 is a deficient number, since it is larger than the sum of its proper divisors (1499773).

109478027 is an equidigital number, since it uses as much as digits as its factorization.

109478027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1499772.

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 109478027 is about 10463.1748050006. The cubic root of 109478027 is about 478.3829074734.

The spelling of 109478027 in words is "one hundred nine million, four hundred seventy-eight thousand, twenty-seven".