143135450 has 24 divisors (see below), whose sum is σ = 270211872. Its totient is φ = 56398320.

The previous prime is 143135423. The next prime is 143135471. The reversal of 143135450 is 54531341.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18014 + ... + 24713.

It is an arithmetic number, because the mean of its divisors is an integer number (11258828).

Almost surely, 2^143135450 is an apocalyptic number.

143135450 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

143135450 is a deficient number, since it is larger than the sum of its proper divisors (127076422).

143135450 is a wasteful number, since it uses less digits than its factorization.

143135450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42806 (or 42801 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 143135450 is about 11963.9228516403. The cubic root of 143135450 is about 523.0972086723.

Adding to 143135450 its reverse (54531341), we get a palindrome (197666791).

The spelling of 143135450 in words is "one hundred forty-three million, one hundred thirty-five thousand, four hundred fifty".