1045505404 has 12 divisors (see below), whose sum is σ = 1838830000. Its totient is φ = 520125408.

The previous prime is 1045505399. The next prime is 1045505407. The reversal of 1045505404 is 4045055401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045505407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 655929 + ... + 657520.

Almost surely, 2^1045505404 is an apocalyptic number.

It is an amenable number.

1045505404 is a deficient number, since it is larger than the sum of its proper divisors (793324596).

1045505404 is a wasteful number, since it uses less digits than its factorization.

1045505404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1313652 (or 1313650 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 28.

The square root of 1045505404 is about 32334.2759931315. The cubic root of 1045505404 is about 1014.9440314694.

The spelling of 1045505404 in words is "one billion, forty-five million, five hundred five thousand, four hundred four".