142453464 has 16 divisors (see below), whose sum is σ = 356133720. Its totient is φ = 47484480.

The previous prime is 142453459. The next prime is 142453471. The reversal of 142453464 is 464354241.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2967757 + ... + 2967804.

Almost surely, 2^142453464 is an apocalyptic number.

It is an amenable number.

142453464 is an abundant number, since it is smaller than the sum of its proper divisors (213680256).

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

142453464 is a wasteful number, since it uses less digits than its factorization.

142453464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5935570 (or 5935566 counting only the distinct ones).

The product of its digits is 46080, while the sum is 33.

The square root of 142453464 is about 11935.3870486047. The cubic root of 142453464 is about 522.2650992677.

The spelling of 142453464 in words is "one hundred forty-two million, four hundred fifty-three thousand, four hundred sixty-four".