1243344104 has 8 divisors (see below), whose sum is σ = 2331270210. Its totient is φ = 621672048.

The previous prime is 1243344083. The next prime is 1243344121. The reversal of 1243344104 is 4014433421.

It can be written as a sum of positive squares in only one way, i.e., 889828900 + 353515204 = 29830^2 + 18802^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77708999 + ... + 77709014.

Almost surely, 2^1243344104 is an apocalyptic number.

It is an amenable number.

1243344104 is a deficient number, since it is larger than the sum of its proper divisors (1087926106).

1243344104 is a wasteful number, since it uses less digits than its factorization.

1243344104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155418019 (or 155418015 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

The square root of 1243344104 is about 35261.0848386717. The cubic root of 1243344104 is about 1075.3019822965.

Adding to 1243344104 its reverse (4014433421), we get a palindrome (5257777525).

The spelling of 1243344104 in words is "one billion, two hundred forty-three million, three hundred forty-four thousand, one hundred four".