1200103004 has 24 divisors (see below), whose sum is σ = 2211963600. Its totient is φ = 568149120.

The previous prime is 1200103001. The next prime is 1200103013. The reversal of 1200103004 is 4003010021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1200103001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 182282 + ... + 188750.

It is an arithmetic number, because the mean of its divisors is an integer number (92165150).

Almost surely, 2^1200103004 is an apocalyptic number.

It is an amenable number.

1200103004 is a deficient number, since it is larger than the sum of its proper divisors (1011860596).

1200103004 is a wasteful number, since it uses less digits than its factorization.

1200103004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8933 (or 8931 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 1200103004 is about 34642.5028541530. The cubic root of 1200103004 is about 1062.6889733358.

Adding to 1200103004 its reverse (4003010021), we get a palindrome (5203113025).

The spelling of 1200103004 in words is "one billion, two hundred million, one hundred three thousand, four".