143454412 has 6 divisors (see below), whose sum is σ = 251045228. Its totient is φ = 71727204.

The previous prime is 143454373. The next prime is 143454419. The reversal of 143454412 is 214454341.

143454412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (143454419) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17931798 + ... + 17931805.

Almost surely, 2^143454412 is an apocalyptic number.

It is an amenable number.

143454412 is a deficient number, since it is larger than the sum of its proper divisors (107590816).

143454412 is a wasteful number, since it uses less digits than its factorization.

143454412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35863607 (or 35863605 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 143454412 is about 11977.2455932071. The cubic root of 143454412 is about 523.4854757547.

The spelling of 143454412 in words is "one hundred forty-three million, four hundred fifty-four thousand, four hundred twelve".