1080044378 has 12 divisors (see below), whose sum is σ = 1884567402. Its totient is φ = 462876120.

The previous prime is 1080044359. The next prime is 1080044387. The reversal of 1080044378 is 8734400801.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 997106929 + 82937449 = 31577^2 + 9107^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5510333 + ... + 5510528.

Almost surely, 2^1080044378 is an apocalyptic number.

1080044378 is a deficient number, since it is larger than the sum of its proper divisors (804523024).

1080044378 is a wasteful number, since it uses less digits than its factorization.

1080044378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11020877 (or 11020870 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 1080044378 is about 32864.0286331423. The cubic root of 1080044378 is about 1025.9996206492. Note that the first 3 decimals are identical.

The spelling of 1080044378 in words is "one billion, eighty million, forty-four thousand, three hundred seventy-eight".