4231421479 has 2 divisors, whose sum is σ = 4231421480. Its totient is φ = 4231421478.

The previous prime is 4231421461. The next prime is 4231421549. The reversal of 4231421479 is 9741241324.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 4231421479 - 2¹⁷ = 4231290407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4231421419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2115710739 + 2115710740.

It is an arithmetic number, because the mean of its divisors is an integer number (2115710740).

Almost surely, 2^4231421479 is an apocalyptic number.

4231421479 is a deficient number, since it is larger than the sum of its proper divisors (1).

4231421479 is an equidigital number, since it uses as much as digits as its factorization.

4231421479 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 48384, while the sum is 37.

The square root of 4231421479 is about 65049.3772376031. The cubic root of 4231421479 is about 1617.4421708114.

The spelling of 4231421479 in words is "four billion, two hundred thirty-one million, four hundred twenty-one thousand, four hundred seventy-nine".