201401414261 has 2 divisors, whose sum is σ = 201401414262. Its totient is φ = 201401414260.

The previous prime is 201401414233. The next prime is 201401414281. The reversal of 201401414261 is 162414104102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 183710818225 + 17690596036 = 428615^2 + 133006^2 .

It is a cyclic number.

It is not a de Polignac number, because 201401414261 - 2²⁶ = 201334305397 is a prime.

It is a super-2 number, since 2×201401414261² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 201401414261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201401414281) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100700707130 + 100700707131.

It is an arithmetic number, because the mean of its divisors is an integer number (100700707131).

Almost surely, 2^201401414261 is an apocalyptic number.

It is an amenable number.

201401414261 is a deficient number, since it is larger than the sum of its proper divisors (1).

201401414261 is an equidigital number, since it uses as much as digits as its factorization.

201401414261 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1536, while the sum is 26.

Adding to 201401414261 its reverse (162414104102), we get a palindrome (363815518363).

The spelling of 201401414261 in words is "two hundred one billion, four hundred one million, four hundred fourteen thousand, two hundred sixty-one".