34012143 has 40 divisors (see below), whose sum is σ = 56453760. Its totient is φ = 20232720.

The previous prime is 34012141. The next prime is 34012159. The reversal of 34012143 is 34121043.

It is not a de Polignac number, because 34012143 - 2¹ = 34012141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34012141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 52246 + ... + 52892.

It is an arithmetic number, because the mean of its divisors is an integer number (1411344).

Almost surely, 2^34012143 is an apocalyptic number.

34012143 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

34012143 is a deficient number, since it is larger than the sum of its proper divisors (22441617).

34012143 is a wasteful number, since it uses less digits than its factorization.

34012143 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729 (or 720 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 34012143 is about 5831.9930555514. The cubic root of 34012143 is about 323.9997427981. Note that the first 3 decimals are identical.

Adding to 34012143 its reverse (34121043), we get a palindrome (68133186).

Subtracting 34012143 from its reverse (34121043), we obtain a square (108900 = 330²).

The spelling of 34012143 in words is "thirty-four million, twelve thousand, one hundred forty-three".