1108132778 has 8 divisors (see below), whose sum is σ = 1734468768. Its totient is φ = 529976524.

The previous prime is 1108132769. The next prime is 1108132787. The reversal of 1108132778 is 8772318011.

It is an interprime number because it is at equal distance from previous prime (1108132769) and next prime (1108132787).

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12044876 + ... + 12044967.

It is an arithmetic number, because the mean of its divisors is an integer number (216808596).

Almost surely, 2^1108132778 is an apocalyptic number.

1108132778 is a deficient number, since it is larger than the sum of its proper divisors (626335990).

1108132778 is a wasteful number, since it uses less digits than its factorization.

1108132778 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24089868.

The product of its (nonzero) digits is 18816, while the sum is 38.

The square root of 1108132778 is about 33288.6283586452. The cubic root of 1108132778 is about 1034.8179031939.

The spelling of 1108132778 in words is "one billion, one hundred eight million, one hundred thirty-two thousand, seven hundred seventy-eight".