142063633 has 8 divisors (see below), whose sum is σ = 143151048. Its totient is φ = 140980224.

The previous prime is 142063619. The next prime is 142063639. The reversal of 142063633 is 336360241.

It can be written as a sum of positive squares in 4 ways, for example, as 263169 + 141800464 = 513^2 + 11908^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 142063633 - 2⁵ = 142063601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (142063639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118485 + ... + 119677.

It is an arithmetic number, because the mean of its divisors is an integer number (17893881).

Almost surely, 2^142063633 is an apocalyptic number.

It is an amenable number.

142063633 is a deficient number, since it is larger than the sum of its proper divisors (1087415).

142063633 is a wasteful number, since it uses less digits than its factorization.

142063633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2003.

The product of its (nonzero) digits is 7776, while the sum is 28.

The square root of 142063633 is about 11919.0449701308. The cubic root of 142063633 is about 521.7882625541.

The spelling of 142063633 in words is "one hundred forty-two million, sixty-three thousand, six hundred thirty-three".