1319040004 has 12 divisors (see below), whose sum is σ = 2310282828. Its totient is φ = 658959200.

The previous prime is 1319039989. The next prime is 1319040017. The reversal of 1319040004 is 4000409131.

It can be written as a sum of positive squares in 2 ways, for example, as 663577600 + 655462404 = 25760^2 + 25602^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134887 + ... + 144334.

It is an arithmetic number, because the mean of its divisors is an integer number (192523569).

Almost surely, 2^1319040004 is an apocalyptic number.

It is an amenable number.

1319040004 is a deficient number, since it is larger than the sum of its proper divisors (991242824).

1319040004 is a wasteful number, since it uses less digits than its factorization.

1319040004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280406 (or 280404 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 22.

The square root of 1319040004 is about 36318.5903360800. The cubic root of 1319040004 is about 1096.6953170865.

Adding to 1319040004 its reverse (4000409131), we get a palindrome (5319449135).

The spelling of 1319040004 in words is "one billion, three hundred nineteen million, forty thousand, four".