1093042945 has 16 divisors (see below), whose sum is σ = 1324793088. Its totient is φ = 865713600.

The previous prime is 1093042939. The next prime is 1093042969. The reversal of 1093042945 is 5492403901.

It is not a de Polignac number, because 1093042945 - 2⁷ = 1093042817 is a prime.

It is a super-2 number, since 2×1093042945² = 2389485759228546050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 237052 + ... + 241618.

It is an arithmetic number, because the mean of its divisors is an integer number (82799568).

Almost surely, 2^1093042945 is an apocalyptic number.

It is an amenable number.

1093042945 is a deficient number, since it is larger than the sum of its proper divisors (231750143).

1093042945 is a wasteful number, since it uses less digits than its factorization.

1093042945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5040.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 1093042945 is about 33061.1999933457. The cubic root of 1093042945 is about 1030.0992599223.

The spelling of 1093042945 in words is "one billion, ninety-three million, forty-two thousand, nine hundred forty-five".