10415261 has 2 divisors, whose sum is σ = 10415262. Its totient is φ = 10415260.

The previous prime is 10415243. The next prime is 10415269. The reversal of 10415261 is 16251401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 9765625 + 649636 = 3125^2 + 806^2 .

It is a cyclic number.

It is not a de Polignac number, because 10415261 - 2¹⁰ = 10414237 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10415269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5207630 + 5207631.

It is an arithmetic number, because the mean of its divisors is an integer number (5207631).

Almost surely, 2^10415261 is an apocalyptic number.

It is an amenable number.

10415261 is a deficient number, since it is larger than the sum of its proper divisors (1).

10415261 is an equidigital number, since it uses as much as digits as its factorization.

10415261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 10415261 is about 3227.2683495489. The cubic root of 10415261 is about 218.3852920386.

Adding to 10415261 its reverse (16251401), we get a palindrome (26666662).

The spelling of 10415261 in words is "ten million, four hundred fifteen thousand, two hundred sixty-one".