201441269 has 2 divisors, whose sum is σ = 201441270. Its totient is φ = 201441268.

The previous prime is 201441239. The next prime is 201441277. The reversal of 201441269 is 962144102.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 116100625 + 85340644 = 10775^2 + 9238^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201441269 is a prime.

It is a super-2 number, since 2×201441269² = 81157169712660722, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (201441239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100720634 + 100720635.

It is an arithmetic number, because the mean of its divisors is an integer number (100720635).

Almost surely, 2^201441269 is an apocalyptic number.

It is an amenable number.

201441269 is a deficient number, since it is larger than the sum of its proper divisors (1).

201441269 is an equidigital number, since it uses as much as digits as its factorization.

201441269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 201441269 is about 14193.0007045727. Note that the first 3 decimals coincide. The cubic root of 201441269 is about 586.2049520534.

The spelling of 201441269 in words is "two hundred one million, four hundred forty-one thousand, two hundred sixty-nine".