1303423004 has 12 divisors (see below), whose sum is σ = 2456451144. Its totient is φ = 601579824.

The previous prime is 1303422979. The next prime is 1303423007. The reversal of 1303423004 is 4003243031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303423007) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12532862 + ... + 12532965.

It is an arithmetic number, because the mean of its divisors is an integer number (204704262).

Almost surely, 2^1303423004 is an apocalyptic number.

It is an amenable number.

1303423004 is a deficient number, since it is larger than the sum of its proper divisors (1153028140).

1303423004 is a wasteful number, since it uses less digits than its factorization.

1303423004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25065844 (or 25065842 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 1303423004 is about 36102.9500733666. The cubic root of 1303423004 is about 1092.3499517966.

Adding to 1303423004 its reverse (4003243031), we get a palindrome (5306666035).

The spelling of 1303423004 in words is "one billion, three hundred three million, four hundred twenty-three thousand, four".