4303421491 has 2 divisors, whose sum is σ = 4303421492. Its totient is φ = 4303421490.

The previous prime is 4303421489. The next prime is 4303421501. The reversal of 4303421491 is 1941243034.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4303421491 - 2¹ = 4303421489 is a prime.

Together with 4303421489, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (4303421411) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2151710745 + 2151710746.

It is an arithmetic number, because the mean of its divisors is an integer number (2151710746).

Almost surely, 2^4303421491 is an apocalyptic number.

4303421491 is a deficient number, since it is larger than the sum of its proper divisors (1).

4303421491 is an equidigital number, since it uses as much as digits as its factorization.

4303421491 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10368, while the sum is 31.

The square root of 4303421491 is about 65600.4686797282. The cubic root of 4303421491 is about 1626.5645197035.

The spelling of 4303421491 in words is "four billion, three hundred three million, four hundred twenty-one thousand, four hundred ninety-one".