1108919738 has 8 divisors (see below), whose sum is σ = 1664195988. Its totient is φ = 554187744.

The previous prime is 1108919717. The next prime is 1108919753. The reversal of 1108919738 is 8379198011.

It can be written as a sum of positive squares in 2 ways, for example, as 1105762009 + 3157729 = 33253^2 + 1777^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 1108919692 and 1108919701.

It is an unprimeable number.

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, 130931 + ... + 139142.

Almost surely, 2^1108919738 is an apocalyptic number.

1108919738 is a deficient number, since it is larger than the sum of its proper divisors (555276250).

1108919738 is a wasteful number, since it uses less digits than its factorization.

1108919738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272128.

The product of its (nonzero) digits is 108864, while the sum is 47.

The square root of 1108919738 is about 33300.4465135229. The cubic root of 1108919738 is about 1035.0628099451.

The spelling of 1108919738 in words is "one billion, one hundred eight million, nine hundred nineteen thousand, seven hundred thirty-eight".