143166772 has 12 divisors (see below), whose sum is σ = 286333600. Its totient is φ = 61357176.

The previous prime is 143166757. The next prime is 143166791. The reversal of 143166772 is 277661341.

143166772 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

143166772 is an admirable number.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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, 2556522 + ... + 2556577.

Almost surely, 2^143166772 is an apocalyptic number.

It is an amenable number.

143166772 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

143166772 is a wasteful number, since it uses less digits than its factorization.

143166772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5113110 (or 5113108 counting only the distinct ones).

The product of its digits is 42336, while the sum is 37.

The square root of 143166772 is about 11965.2317988412. The cubic root of 143166772 is about 523.1353619409.

The spelling of 143166772 in words is "one hundred forty-three million, one hundred sixty-six thousand, seven hundred seventy-two".