43011142 has 8 divisors (see below), whose sum is σ = 64944432. Its totient is φ = 21363000.

The previous prime is 43011121. The next prime is 43011149. The reversal of 43011142 is 24111034.

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

It is a super-2 number, since 2×43011142² = 3699916672288328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43011149) 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, 70909 + ... + 71512.

It is an arithmetic number, because the mean of its divisors is an integer number (8118054).

Almost surely, 2^43011142 is an apocalyptic number.

43011142 is a deficient number, since it is larger than the sum of its proper divisors (21933290).

43011142 is a wasteful number, since it uses less digits than its factorization.

43011142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142574.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 43011142 is about 6558.2880388101. The cubic root of 43011142 is about 350.3700630078.

Adding to 43011142 its reverse (24111034), we get a palindrome (67122176).

It can be divided in two parts, 430 and 11142, that multiplied together give a triangular number (4791060 = T₃₀₉₅).

The spelling of 43011142 in words is "forty-three million, eleven thousand, one hundred forty-two".