1145266204 has 12 divisors (see below), whose sum is σ = 2028363624. Its totient is φ = 565733744.

The previous prime is 1145266147. The next prime is 1145266207. The reversal of 1145266204 is 4026625411.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145266207) 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, 1724467 + ... + 1725130.

It is an arithmetic number, because the mean of its divisors is an integer number (169030302).

Almost surely, 2^1145266204 is an apocalyptic number.

It is an amenable number.

1145266204 is a deficient number, since it is larger than the sum of its proper divisors (883097420).

1145266204 is a wasteful number, since it uses less digits than its factorization.

1145266204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3449684 (or 3449682 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 1145266204 is about 33841.7819270794. The cubic root of 1145266204 is about 1046.2500258409.

The spelling of 1145266204 in words is "one billion, one hundred forty-five million, two hundred sixty-six thousand, two hundred four".