1094999945 has 32 divisors (see below), whose sum is σ = 1461220992. Its totient is φ = 782595072.

The previous prime is 1094999929. The next prime is 1094999953. The reversal of 1094999945 is 5499994901.

It is a cyclic number.

It is not a de Polignac number, because 1094999945 - 2⁴ = 1094999929 is a prime.

It is a Duffinian number.

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 31 ways as a sum of consecutive naturals, for example, 314102 + ... + 317568.

It is an arithmetic number, because the mean of its divisors is an integer number (45663156).

Almost surely, 2^1094999945 is an apocalyptic number.

It is an amenable number.

1094999945 is a deficient number, since it is larger than the sum of its proper divisors (366221047).

1094999945 is a wasteful number, since it uses less digits than its factorization.

1094999945 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3641.

The product of its (nonzero) digits is 4723920, while the sum is 59.

The square root of 1094999945 is about 33090.7833845015. The cubic root of 1094999945 is about 1030.7136616268.

The spelling of 1094999945 in words is "one billion, ninety-four million, nine hundred ninety-nine thousand, nine hundred forty-five".