200540139 has 8 divisors (see below), whose sum is σ = 271153152. Its totient is φ = 131810280.

The previous prime is 200540107. The next prime is 200540141. The reversal of 200540139 is 931045002.

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

It is not a de Polignac number, because 200540139 - 2⁵ = 200540107 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200540159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 470539 + ... + 470964.

It is an arithmetic number, because the mean of its divisors is an integer number (33894144).

Almost surely, 2^200540139 is an apocalyptic number.

200540139 is a deficient number, since it is larger than the sum of its proper divisors (70613013).

200540139 is an equidigital number, since it uses as much as digits as its factorization.

200540139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 941577.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 200540139 is about 14161.2195449403. The cubic root of 200540139 is about 585.3295330900.

The spelling of 200540139 in words is "two hundred million, five hundred forty thousand, one hundred thirty-nine".