1143151200 has 108 divisors (see below), whose sum is σ = 4031062308. Its totient is φ = 304838400.

The previous prime is 1143151193. The next prime is 1143151201. The reversal of 1143151200 is 21513411.

It is a super-2 number, since 2×1143151200² = 2613589332122880000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143151201) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 72186 + ... + 86585.

It is an arithmetic number, because the mean of its divisors is an integer number (37324651).

Almost surely, 2^1143151200 is an apocalyptic number.

1143151200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1143151200 is an abundant number, since it is smaller than the sum of its proper divisors (2887911108).

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

1143151200 is a wasteful number, since it uses less digits than its factorization.

1143151200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158797 (or 158781 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1143151200 is about 33810.5190732115. The cubic root of 1143151200 is about 1045.6055798749.

Adding to 1143151200 its reverse (21513411), we get a palindrome (1164664611).

The spelling of 1143151200 in words is "one billion, one hundred forty-three million, one hundred fifty-one thousand, two hundred".