200134031 has 4 divisors (see below), whose sum is σ = 200363112. Its totient is φ = 199904952.

The previous prime is 200134027. The next prime is 200134061. The reversal of 200134031 is 130431002.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 200134031 - 2² = 200134027 is a prime.

It is a super-2 number, since 2×200134031² = 80107260728617922, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 200133997 and 200134015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200134061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 113225 + ... + 114978.

It is an arithmetic number, because the mean of its divisors is an integer number (50090778).

Almost surely, 2^200134031 is an apocalyptic number.

200134031 is a deficient number, since it is larger than the sum of its proper divisors (229081).

200134031 is an equidigital number, since it uses as much as digits as its factorization.

200134031 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 229080.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 200134031 is about 14146.8735415285. The cubic root of 200134031 is about 584.9341548117.

Adding to 200134031 its reverse (130431002), we get a palindrome (330565033).

The spelling of 200134031 in words is "two hundred million, one hundred thirty-four thousand, thirty-one".