246943121 has 2 divisors, whose sum is σ = 246943122. Its totient is φ = 246943120.

The previous prime is 246943031. The next prime is 246943127. The reversal of 246943121 is 121349642.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238270096 + 8673025 = 15436^2 + 2945^2 .

It is a cyclic number.

It is not a de Polignac number, because 246943121 - 2¹⁴ = 246926737 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (246943127) 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, 123471560 + 123471561.

It is an arithmetic number, because the mean of its divisors is an integer number (123471561).

Almost surely, 2^246943121 is an apocalyptic number.

It is an amenable number.

246943121 is a deficient number, since it is larger than the sum of its proper divisors (1).

246943121 is an equidigital number, since it uses as much as digits as its factorization.

246943121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10368, while the sum is 32.

The square root of 246943121 is about 15714.4239792619. The cubic root of 246943121 is about 627.3823706113.

The spelling of 246943121 in words is "two hundred forty-six million, nine hundred forty-three thousand, one hundred twenty-one".