4023457349 has 2 divisors, whose sum is σ = 4023457350. Its totient is φ = 4023457348.

The previous prime is 4023457343. The next prime is 4023457381. The reversal of 4023457349 is 9437543204.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3714049249 + 309408100 = 60943^2 + 17590^2 .

It is a cyclic number.

It is not a de Polignac number, because 4023457349 - 2²⁰ = 4022408773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4023457343) 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, 2011728674 + 2011728675.

It is an arithmetic number, because the mean of its divisors is an integer number (2011728675).

Almost surely, 2^4023457349 is an apocalyptic number.

It is an amenable number.

4023457349 is a deficient number, since it is larger than the sum of its proper divisors (1).

4023457349 is an equidigital number, since it uses as much as digits as its factorization.

4023457349 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 41.

The square root of 4023457349 is about 63430.7287440401. The cubic root of 4023457349 is about 1590.4980243110.

The spelling of 4023457349 in words is "four billion, twenty-three million, four hundred fifty-seven thousand, three hundred forty-nine".