106543143 has 12 divisors (see below), whose sum is σ = 175880848. Its totient is φ = 60881760.

The previous prime is 106543139. The next prime is 106543147. The reversal of 106543143 is 341345601.

106543143 is a `hidden beast` number, since 1 + 0 + 654 + 3 + 1 + 4 + 3 = 666.

It is an interprime number because it is at equal distance from previous prime (106543139) and next prime (106543147).

It is not a de Polignac number, because 106543143 - 2² = 106543139 is a prime.

It is a super-2 number, since 2×106543143² = 22702882640636898, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106543147) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 845518 + ... + 845643.

Almost surely, 2^106543143 is an apocalyptic number.

106543143 is a deficient number, since it is larger than the sum of its proper divisors (69337705).

106543143 is a wasteful number, since it uses less digits than its factorization.

106543143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1691174 (or 1691171 counting only the distinct ones).

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

The square root of 106543143 is about 10321.9737938051. The cubic root of 106543143 is about 474.0693030111.

Adding to 106543143 its reverse (341345601), we get a palindrome (447888744).

It can be divided in two parts, 10 and 6543143, that added together give a triangular number (6543153 = T₃₆₁₇).

The spelling of 106543143 in words is "one hundred six million, five hundred forty-three thousand, one hundred forty-three".