143489372 has 12 divisors (see below), whose sum is σ = 270422376. Its totient is φ = 66225840.

The previous prime is 143489371. The next prime is 143489377. The reversal of 143489372 is 273984341.

143489372 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (143489371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379654 + ... + 1379757.

It is an arithmetic number, because the mean of its divisors is an integer number (22535198).

Almost surely, 2^143489372 is an apocalyptic number.

It is an amenable number.

143489372 is a deficient number, since it is larger than the sum of its proper divisors (126933004).

143489372 is a wasteful number, since it uses less digits than its factorization.

143489372 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2759428 (or 2759426 counting only the distinct ones).

The product of its digits is 145152, while the sum is 41.

The square root of 143489372 is about 11978.7049383479. The cubic root of 143489372 is about 523.5279969653.

The spelling of 143489372 in words is "one hundred forty-three million, four hundred eighty-nine thousand, three hundred seventy-two".