1143453300 has 72 divisors (see below), whose sum is σ = 3609164832. Its totient is φ = 277200000.

The previous prime is 1143453299. The next prime is 1143453319. The reversal of 1143453300 is 33543411.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 169951 + ... + 176550.

Almost surely, 2^1143453300 is an apocalyptic number.

1143453300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143453300 is an abundant number, since it is smaller than the sum of its proper divisors (2465711532).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1143453300 is a wasteful number, since it uses less digits than its factorization.

1143453300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 346529 (or 346522 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 1143453300 is about 33814.9863226351. The cubic root of 1143453300 is about 1045.6976789849.

Adding to 1143453300 its reverse (33543411), we get a palindrome (1176996711).

The spelling of 1143453300 in words is "one billion, one hundred forty-three million, four hundred fifty-three thousand, three hundred".