246420653 has 2 divisors, whose sum is σ = 246420654. Its totient is φ = 246420652.

The previous prime is 246420649. The next prime is 246420697. The reversal of 246420653 is 356024642.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 245172964 + 1247689 = 15658^2 + 1117^2 .

It is a cyclic number.

It is not a de Polignac number, because 246420653 - 2² = 246420649 is a prime.

It is equal to p_13494056 and since 246420653 and 13494056 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 (246420353) 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, 123210326 + 123210327.

It is an arithmetic number, because the mean of its divisors is an integer number (123210327).

Almost surely, 2^246420653 is an apocalyptic number.

It is an amenable number.

246420653 is a deficient number, since it is larger than the sum of its proper divisors (1).

246420653 is an equidigital number, since it uses as much as digits as its factorization.

246420653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34560, while the sum is 32.

The square root of 246420653 is about 15697.7913414595. The cubic root of 246420653 is about 626.9395983996.

The spelling of 246420653 in words is "two hundred forty-six million, four hundred twenty thousand, six hundred fifty-three".