142253002 has 8 divisors (see below), whose sum is σ = 213437700. Its totient is φ = 71107104.

The previous prime is 142252967. The next prime is 142253047. The reversal of 142253002 is 200352241.

It can be written as a sum of positive squares in 2 ways, for example, as 138980521 + 3272481 = 11789^2 + 1809^2 .

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

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, 2574 + ... + 17062.

Almost surely, 2^142253002 is an apocalyptic number.

142253002 is a deficient number, since it is larger than the sum of its proper divisors (71184698).

142253002 is a wasteful number, since it uses less digits than its factorization.

142253002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19400.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 142253002 is about 11926.9862915994. The cubic root of 142253002 is about 522.0200053009.

The spelling of 142253002 in words is "one hundred forty-two million, two hundred fifty-three thousand, two".