108377819 has 4 divisors (see below), whose sum is σ = 118230360. Its totient is φ = 98525280.

The previous prime is 108377813. The next prime is 108377827. The reversal of 108377819 is 918773801.

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 108377819 - 2⁴ = 108377803 is a prime.

It is a super-2 number, since 2×108377819² = 23491503302393522, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 108377819.

It is not an unprimeable number, because it can be changed into a prime (108377813) 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, 4926254 + ... + 4926275.

It is an arithmetic number, because the mean of its divisors is an integer number (29557590).

Almost surely, 2^108377819 is an apocalyptic number.

108377819 is a deficient number, since it is larger than the sum of its proper divisors (9852541).

108377819 is an equidigital number, since it uses as much as digits as its factorization.

108377819 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9852540.

The product of its (nonzero) digits is 84672, while the sum is 44.

The square root of 108377819 is about 10410.4668002929. The cubic root of 108377819 is about 476.7749936095.

The spelling of 108377819 in words is "one hundred eight million, three hundred seventy-seven thousand, eight hundred nineteen".