143135122 has 32 divisors (see below), whose sum is σ = 239952384. Its totient is φ = 63590400.

The previous prime is 143135117. The next prime is 143135137. The reversal of 143135122 is 221531341.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 143135093 and 143135102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 206797 + ... + 207487.

It is an arithmetic number, because the mean of its divisors is an integer number (7498512).

Almost surely, 2^143135122 is an apocalyptic number.

143135122 is a deficient number, since it is larger than the sum of its proper divisors (96817262).

143135122 is a wasteful number, since it uses less digits than its factorization.

143135122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994.

The product of its digits is 720, while the sum is 22.

The square root of 143135122 is about 11963.9091437540. The cubic root of 143135122 is about 523.0968091067.

Adding to 143135122 its reverse (221531341), we get a palindrome (364666463).

The spelling of 143135122 in words is "one hundred forty-three million, one hundred thirty-five thousand, one hundred twenty-two".