1273044404 has 6 divisors (see below), whose sum is σ = 2227827714. Its totient is φ = 636522200.

The previous prime is 1273044401. The next prime is 1273044449. The reversal of 1273044404 is 4044403721.

It can be written as a sum of positive squares in only one way, i.e., 1119036304 + 154008100 = 33452^2 + 12410^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273044401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 159130547 + ... + 159130554.

It is an arithmetic number, because the mean of its divisors is an integer number (371304619).

Almost surely, 2^1273044404 is an apocalyptic number.

It is an amenable number.

1273044404 is a deficient number, since it is larger than the sum of its proper divisors (954783310).

1273044404 is a wasteful number, since it uses less digits than its factorization.

1273044404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 318261105 (or 318261103 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 29.

The square root of 1273044404 is about 35679.7478130101. The cubic root of 1273044404 is about 1083.7967659094.

The spelling of 1273044404 in words is "one billion, two hundred seventy-three million, forty-four thousand, four hundred four".