4254421043 has 8 divisors (see below), whose sum is σ = 4492931520. Its totient is φ = 4017369960.

The previous prime is 4254421013. The next prime is 4254421057. The reversal of 4254421043 is 3401244524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4254421043 - 2¹⁸ = 4254158899 is a prime.

It is a super-2 number, since 2×4254421043² = 36200196822242415698, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4254420997 and 4254421015.

It is not an unprimeable number, because it can be changed into a prime (4254421013) 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 in 7 ways as a sum of consecutive naturals, for example, 358853 + ... + 370518.

It is an arithmetic number, because the mean of its divisors is an integer number (561616440).

Almost surely, 2^4254421043 is an apocalyptic number.

4254421043 is a deficient number, since it is larger than the sum of its proper divisors (238510477).

4254421043 is a wasteful number, since it uses less digits than its factorization.

4254421043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729697.

The product of its (nonzero) digits is 15360, while the sum is 29.

The square root of 4254421043 is about 65225.9230904400. The cubic root of 4254421043 is about 1620.3673712134.

Adding to 4254421043 its reverse (3401244524), we get a palindrome (7655665567).

The spelling of 4254421043 in words is "four billion, two hundred fifty-four million, four hundred twenty-one thousand, forty-three".