1154145404 has 24 divisors (see below), whose sum is σ = 2034523008. Its totient is φ = 572866560.

The previous prime is 1154145401. The next prime is 1154145409. The reversal of 1154145404 is 4045414511.

It is a super-2 number, since 2×1154145404² = 2664103227148646432, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1154145401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 444149 + ... + 446739.

It is an arithmetic number, because the mean of its divisors is an integer number (84771792).

Almost surely, 2^1154145404 is an apocalyptic number.

It is an amenable number.

1154145404 is a deficient number, since it is larger than the sum of its proper divisors (880377604).

1154145404 is a wasteful number, since it uses less digits than its factorization.

1154145404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3365 (or 3363 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 29.

The square root of 1154145404 is about 33972.7155817724. The cubic root of 1154145404 is about 1048.9469121199.

Adding to 1154145404 its reverse (4045414511), we get a palindrome (5199559915).

The spelling of 1154145404 in words is "one billion, one hundred fifty-four million, one hundred forty-five thousand, four hundred four".