204080030137 has 2 divisors, whose sum is σ = 204080030138. Its totient is φ = 204080030136.

The previous prime is 204080030111. The next prime is 204080030173. The reversal of 204080030137 is 731030080402.

Together with next prime (204080030173) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 133187772601 + 70892257536 = 364949^2 + 266256^2 .

It is a cyclic number.

It is not a de Polignac number, because 204080030137 - 2¹⁹ = 204079505849 is a prime.

It is not a weakly prime, because it can be changed into another prime (204080030197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102040015068 + 102040015069.

It is an arithmetic number, because the mean of its divisors is an integer number (102040015069).

Almost surely, 2^204080030137 is an apocalyptic number.

It is an amenable number.

204080030137 is a deficient number, since it is larger than the sum of its proper divisors (1).

204080030137 is an equidigital number, since it uses as much as digits as its factorization.

204080030137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 28.

The spelling of 204080030137 in words is "two hundred four billion, eighty million, thirty thousand, one hundred thirty-seven".