142064043 has 24 divisors (see below), whose sum is σ = 209235600. Its totient is φ = 85673280.

The previous prime is 142064023. The next prime is 142064051. The reversal of 142064043 is 340460241.

It is not a de Polignac number, because 142064043 - 2¹⁷ = 141932971 is a prime.

It is not an unprimeable number, because it can be changed into a prime (142064003) 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 23 ways as a sum of consecutive naturals, for example, 82273 + ... + 83981.

It is an arithmetic number, because the mean of its divisors is an integer number (8718150).

Almost surely, 2^142064043 is an apocalyptic number.

142064043 is a deficient number, since it is larger than the sum of its proper divisors (67171557).

142064043 is a wasteful number, since it uses less digits than its factorization.

142064043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1952 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 142064043 is about 11919.0621694830. The cubic root of 142064043 is about 521.7887645193.

The spelling of 142064043 in words is "one hundred forty-two million, sixty-four thousand, forty-three".