200135942 has 8 divisors (see below), whose sum is σ = 300265896. Its totient is φ = 100047312.

The previous prime is 200135933. The next prime is 200135959. The reversal of 200135942 is 249531002.

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

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, 9053 + ... + 21959.

It is an arithmetic number, because the mean of its divisors is an integer number (37533237).

Almost surely, 2^200135942 is an apocalyptic number.

200135942 is a deficient number, since it is larger than the sum of its proper divisors (100129954).

200135942 is a wasteful number, since it uses less digits than its factorization.

200135942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20662.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 200135942 is about 14146.9410827924. The cubic root of 200135942 is about 584.9360165734.

Adding to 200135942 its reverse (249531002), we get a palindrome (449666944).

The spelling of 200135942 in words is "two hundred million, one hundred thirty-five thousand, nine hundred forty-two".