202153142 has 16 divisors (see below), whose sum is σ = 314573760. Its totient is φ = 97315008.

The previous prime is 202153129. The next prime is 202153153. The reversal of 202153142 is 241351202.

It is a congruent number.

It is an unprimeable number.

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, 16538 + ... + 26034.

It is an arithmetic number, because the mean of its divisors is an integer number (19660860).

Almost surely, 2^202153142 is an apocalyptic number.

202153142 is a deficient number, since it is larger than the sum of its proper divisors (112420618).

202153142 is a wasteful number, since it uses less digits than its factorization.

202153142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9895.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 202153142 is about 14218.0568995907. The cubic root of 202153142 is about 586.8946698280.

The spelling of 202153142 in words is "two hundred two million, one hundred fifty-three thousand, one hundred forty-two".