14540261 has 2 divisors, whose sum is σ = 14540262. Its totient is φ = 14540260.

The previous prime is 14540237. The next prime is 14540291. The reversal of 14540261 is 16204541.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13764100 + 776161 = 3710^2 + 881^2 .

It is a cyclic number.

It is not a de Polignac number, because 14540261 - 2¹⁴ = 14523877 is a prime.

It is a super-2 number, since 2×14540261² = 422838379896242, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (14540291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7270130 + 7270131.

It is an arithmetic number, because the mean of its divisors is an integer number (7270131).

Almost surely, 2^14540261 is an apocalyptic number.

It is an amenable number.

14540261 is a deficient number, since it is larger than the sum of its proper divisors (1).

14540261 is an equidigital number, since it uses as much as digits as its factorization.

14540261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 14540261 is about 3813.1694166402. The cubic root of 14540261 is about 244.0754324244.

The spelling of 14540261 in words is "fourteen million, five hundred forty thousand, two hundred sixty-one".