1109748146 has 16 divisors (see below), whose sum is σ = 1809428544. Its totient is φ = 507403344.

The previous prime is 1109748109. The next prime is 1109748203. The reversal of 1109748146 is 6418479011.

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 7 ways as a sum of consecutive naturals, for example, 196670 + ... + 202233.

It is an arithmetic number, because the mean of its divisors is an integer number (113089284).

Almost surely, 2^1109748146 is an apocalyptic number.

1109748146 is a deficient number, since it is larger than the sum of its proper divisors (699680398).

1109748146 is a wasteful number, since it uses less digits than its factorization.

1109748146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399025.

The product of its (nonzero) digits is 48384, while the sum is 41.

The square root of 1109748146 is about 33312.8825831689. The cubic root of 1109748146 is about 1035.3204904167.

The spelling of 1109748146 in words is "one billion, one hundred nine million, seven hundred forty-eight thousand, one hundred forty-six".