1045943924 has 6 divisors (see below), whose sum is σ = 1830401874. Its totient is φ = 522971960.

The previous prime is 1045943893. The next prime is 1045944001. The reversal of 1045943924 is 4293495401.

It can be written as a sum of positive squares in only one way, i.e., 1012512400 + 33431524 = 31820^2 + 5782^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130742987 + ... + 130742994.

It is an arithmetic number, because the mean of its divisors is an integer number (305066979).

Almost surely, 2^1045943924 is an apocalyptic number.

It is an amenable number.

1045943924 is a deficient number, since it is larger than the sum of its proper divisors (784457950).

1045943924 is a wasteful number, since it uses less digits than its factorization.

1045943924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 261485985 (or 261485983 counting only the distinct ones).

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 1045943924 is about 32341.0563216479. The cubic root of 1045943924 is about 1015.0859121469.

The spelling of 1045943924 in words is "one billion, forty-five million, nine hundred forty-three thousand, nine hundred twenty-four".