142064135 has 4 divisors (see below), whose sum is σ = 170476968. Its totient is φ = 113651304.

The previous prime is 142064107. The next prime is 142064141. The reversal of 142064135 is 531460241.

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

It is a cyclic number.

It is not a de Polignac number, because 142064135 - 2²⁴ = 125286919 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14206409 + ... + 14206418.

It is an arithmetic number, because the mean of its divisors is an integer number (42619242).

Almost surely, 2^142064135 is an apocalyptic number.

142064135 is a deficient number, since it is larger than the sum of its proper divisors (28412833).

142064135 is an equidigital number, since it uses as much as digits as its factorization.

142064135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28412832.

The product of its (nonzero) digits is 2880, while the sum is 26.

The square root of 142064135 is about 11919.0660288464. The cubic root of 142064135 is about 521.7888771553.

The spelling of 142064135 in words is "one hundred forty-two million, sixty-four thousand, one hundred thirty-five".