142006078 has 4 divisors (see below), whose sum is σ = 213009120. Its totient is φ = 71003038.

The previous prime is 142006003. The next prime is 142006079. The reversal of 142006078 is 870600241.

142006078 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (142006079) 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 as a sum of consecutive naturals, namely, 35501518 + ... + 35501521.

It is an arithmetic number, because the mean of its divisors is an integer number (53252280).

Almost surely, 2^142006078 is an apocalyptic number.

142006078 is a deficient number, since it is larger than the sum of its proper divisors (71003042).

142006078 is an equidigital number, since it uses as much as digits as its factorization.

142006078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71003041.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 142006078 is about 11916.6303122989. The cubic root of 142006078 is about 521.7177880789.

The spelling of 142006078 in words is "one hundred forty-two million, six thousand, seventy-eight".