201404204251 has 2 divisors, whose sum is σ = 201404204252. Its totient is φ = 201404204250.

The previous prime is 201404204231. The next prime is 201404204321. The reversal of 201404204251 is 152402404102.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201404204251 is a prime.

It is not a weakly prime, because it can be changed into another prime (201404204231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100702102125 + 100702102126.

It is an arithmetic number, because the mean of its divisors is an integer number (100702102126).

Almost surely, 2^201404204251 is an apocalyptic number.

201404204251 is a deficient number, since it is larger than the sum of its proper divisors (1).

201404204251 is an equidigital number, since it uses as much as digits as its factorization.

201404204251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2560, while the sum is 25.

Adding to 201404204251 its reverse (152402404102), we get a palindrome (353806608353).

The spelling of 201404204251 in words is "two hundred one billion, four hundred four million, two hundred four thousand, two hundred fifty-one".