9451261 has 2 divisors, whose sum is σ = 9451262. Its totient is φ = 9451260.

The previous prime is 9451223. The next prime is 9451289. The reversal of 9451261 is 1621549.

9451261 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an a-pointer prime, because the next prime (9451289) can be obtained adding 9451261 to its sum of digits (28).

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6859161 + 2592100 = 2619^2 + 1610^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-9451261 is a prime.

It is a Chen prime.

It is equal to p₆₃₀₅₇₇ and since 9451261 and 630577 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9451061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4725630 + 4725631.

It is an arithmetic number, because the mean of its divisors is an integer number (4725631).

Almost surely, 2^9451261 is an apocalyptic number.

It is an amenable number.

9451261 is a deficient number, since it is larger than the sum of its proper divisors (1).

9451261 is an equidigital number, since it uses as much as digits as its factorization.

9451261 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 28.

The square root of 9451261 is about 3074.2903246115. The cubic root of 9451261 is about 211.4283653995.

The spelling of 9451261 in words is "nine million, four hundred fifty-one thousand, two hundred sixty-one".