1045123004 has 24 divisors (see below), whose sum is σ = 1869411600. Its totient is φ = 511102080.

The previous prime is 1045122977. The next prime is 1045123033. The reversal of 1045123004 is 4003215401.

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 in 7 ways as a sum of consecutive naturals, for example, 31712 + ... + 55640.

It is an arithmetic number, because the mean of its divisors is an integer number (77892150).

Almost surely, 2^1045123004 is an apocalyptic number.

It is an amenable number.

1045123004 is a deficient number, since it is larger than the sum of its proper divisors (824288596).

1045123004 is a wasteful number, since it uses less digits than its factorization.

1045123004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24173 (or 24171 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1045123004 is about 32328.3622226676. The cubic root of 1045123004 is about 1014.8202757164.

Adding to 1045123004 its reverse (4003215401), we get a palindrome (5048338405).

The spelling of 1045123004 in words is "one billion, forty-five million, one hundred twenty-three thousand, four".