1109920041 has 6 divisors (see below), whose sum is σ = 1603217850. Its totient is φ = 739946688.

The previous prime is 1109919997. The next prime is 1109920081. The reversal of 1109920041 is 1400299011.

It can be written as a sum of positive squares in only one way, i.e., 930494016 + 179426025 = 30504^2 + 13395^2 .

It is not a de Polignac number, because 1109920041 - 2⁹ = 1109919529 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1109919987 and 1109920014.

It is not an unprimeable number, because it can be changed into a prime (1109920081) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61662216 + ... + 61662233.

It is an arithmetic number, because the mean of its divisors is an integer number (267202975).

Almost surely, 2^1109920041 is an apocalyptic number.

It is an amenable number.

1109920041 is a deficient number, since it is larger than the sum of its proper divisors (493297809).

1109920041 is a wasteful number, since it uses less digits than its factorization.

1109920041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 123324455 (or 123324452 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 27.

The square root of 1109920041 is about 33315.4624911617. The cubic root of 1109920041 is about 1035.3739431538.

The spelling of 1109920041 in words is "one billion, one hundred nine million, nine hundred twenty thousand, forty-one".