43158134 has 4 divisors (see below), whose sum is σ = 64737204. Its totient is φ = 21579066.

The previous prime is 43158127. The next prime is 43158149. The reversal of 43158134 is 43185134.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 43158097 and 43158106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10789532 + ... + 10789535.

It is an arithmetic number, because the mean of its divisors is an integer number (16184301).

Almost surely, 2^43158134 is an apocalyptic number.

43158134 is a deficient number, since it is larger than the sum of its proper divisors (21579070).

43158134 is a wasteful number, since it uses less digits than its factorization.

43158134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21579069.

The product of its digits is 5760, while the sum is 29.

The square root of 43158134 is about 6569.4850635343. The cubic root of 43158134 is about 350.7687429434.

Subtracting 43158134 from its reverse (43185134), we obtain a cube (27000 = 30³).

The spelling of 43158134 in words is "forty-three million, one hundred fifty-eight thousand, one hundred thirty-four".