43012142 has 8 divisors (see below), whose sum is σ = 68313456. Its totient is φ = 20240992.

The previous prime is 43012141. The next prime is 43012183. The reversal of 43012142 is 24121034.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 43012142.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43012141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632498 + ... + 632565.

It is an arithmetic number, because the mean of its divisors is an integer number (8539182).

Almost surely, 2^43012142 is an apocalyptic number.

43012142 is a deficient number, since it is larger than the sum of its proper divisors (25301314).

43012142 is a wasteful number, since it uses less digits than its factorization.

43012142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1265082.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 43012142 is about 6558.3642777754. The cubic root of 43012142 is about 350.3727783301.

Adding to 43012142 its reverse (24121034), we get a palindrome (67133176).

The spelling of 43012142 in words is "forty-three million, twelve thousand, one hundred forty-two".