4321041223957 has 2 divisors, whose sum is σ = 4321041223958. Its totient is φ = 4321041223956.

The previous prime is 4321041223921. The next prime is 4321041224053. The reversal of 4321041223957 is 7593221401234.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2490001944676 + 1831039279281 = 1577974^2 + 1353159^2 .

It is a cyclic number.

It is not a de Polignac number, because 4321041223957 - 2¹¹ = 4321041221909 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4321041223657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2160520611978 + 2160520611979.

It is an arithmetic number, because the mean of its divisors is an integer number (2160520611979).

Almost surely, 2^{4321041223957} is an apocalyptic number.

It is an amenable number.

4321041223957 is a deficient number, since it is larger than the sum of its proper divisors (1).

4321041223957 is an equidigital number, since it uses as much as digits as its factorization.

4321041223957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 362880, while the sum is 43.

The spelling of 4321041223957 in words is "four trillion, three hundred twenty-one billion, forty-one million, two hundred twenty-three thousand, nine hundred fifty-seven".