200139902 has 16 divisors (see below), whose sum is σ = 305967024. Its totient is φ = 98160000.

The previous prime is 200139893. The next prime is 200139911. The reversal of 200139902 is 209931002.

It is an interprime number because it is at equal distance from previous prime (200139893) and next prime (200139911).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46877 + ... + 50967.

It is an arithmetic number, because the mean of its divisors is an integer number (19122939).

Almost surely, 2^200139902 is an apocalyptic number.

200139902 is a deficient number, since it is larger than the sum of its proper divisors (105827122).

200139902 is a wasteful number, since it uses less digits than its factorization.

200139902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4555.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 200139902 is about 14147.0810416849. The cubic root of 200139902 is about 584.9398745034.

The spelling of 200139902 in words is "two hundred million, one hundred thirty-nine thousand, nine hundred two".