12454961 has 2 divisors, whose sum is σ = 12454962. Its totient is φ = 12454960.

The previous prime is 12454951. The next prime is 12454979. The reversal of 12454961 is 16945421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 10764961 + 1690000 = 3281^2 + 1300^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12454961 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (12454951) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6227480 + 6227481.

It is an arithmetic number, because the mean of its divisors is an integer number (6227481).

Almost surely, 2^12454961 is an apocalyptic number.

It is an amenable number.

12454961 is a deficient number, since it is larger than the sum of its proper divisors (1).

12454961 is an equidigital number, since it uses as much as digits as its factorization.

12454961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 32.

The square root of 12454961 is about 3529.1586816124. The cubic root of 12454961 is about 231.8003695423.

The spelling of 12454961 in words is "twelve million, four hundred fifty-four thousand, nine hundred sixty-one".