1154055404 has 12 divisors (see below), whose sum is σ = 2138396904. Its totient is φ = 543084864.

The previous prime is 1154055403. The next prime is 1154055431. The reversal of 1154055404 is 4045504511.

It is not an unprimeable number, because it can be changed into a prime (1154055403) 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, 8485634 + ... + 8485769.

It is an arithmetic number, because the mean of its divisors is an integer number (178199742).

Almost surely, 2^1154055404 is an apocalyptic number.

It is an amenable number.

1154055404 is a deficient number, since it is larger than the sum of its proper divisors (984341500).

1154055404 is a wasteful number, since it uses less digits than its factorization.

1154055404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16971424 (or 16971422 counting only the distinct ones).

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 1154055404 is about 33971.3909635740. The cubic root of 1154055404 is about 1048.9196458627.

Adding to 1154055404 its reverse (4045504511), we get a palindrome (5199559915).

The spelling of 1154055404 in words is "one billion, one hundred fifty-four million, fifty-five thousand, four hundred four".