109377 has 8 divisors (see below), whose sum is σ = 162080. Its totient is φ = 72900.
The previous prime is 109367. The next prime is 109379. The reversal of 109377 is 773901.
It is not a de Polignac number, because 109377 - 26 = 109313 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 4051 = 109377 / (1 + 0 + 9 + 3 + 7 + 7).
It is a Duffinian number.
109377 is a lucky number.
It is a self number, because there is not a number n which added to its sum of digits gives 109377.
It is not an unprimeable number, because it can be changed into a prime (109379) 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, 1999 + ... + 2052.
It is an arithmetic number, because the mean of its divisors is an integer number (20260).
2109377 is an apocalyptic number.
It is an amenable number.
109377 is a deficient number, since it is larger than the sum of its proper divisors (52703).
109377 is an equidigital number, since it uses as much as digits as its factorization.
109377 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4060 (or 4054 counting only the distinct ones).
The product of its (nonzero) digits is 1323, while the sum is 27.
The square root of 109377 is about 330.7219375850. The cubic root of 109377 is about 47.8235710618.
The spelling of 109377 in words is "one hundred nine thousand, three hundred seventy-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.073 sec. • engine limits •