43135146 has 16 divisors (see below), whose sum is σ = 95856000. Its totient is φ = 14378364.

The previous prime is 43135139. The next prime is 43135193. The reversal of 43135146 is 64153134.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 399346 + ... + 399453.

It is an arithmetic number, because the mean of its divisors is an integer number (5991000).

Almost surely, 2^43135146 is an apocalyptic number.

43135146 is an abundant number, since it is smaller than the sum of its proper divisors (52720854).

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

43135146 is a wasteful number, since it uses less digits than its factorization.

43135146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 798810 (or 798804 counting only the distinct ones).

The product of its digits is 4320, while the sum is 27.

The square root of 43135146 is about 6567.7352260882. The cubic root of 43135146 is about 350.7064533802.

The spelling of 43135146 in words is "forty-three million, one hundred thirty-five thousand, one hundred forty-six".