4431120987343 has 2 divisors, whose sum is σ = 4431120987344. Its totient is φ = 4431120987342.

The previous prime is 4431120987331. The next prime is 4431120987347. The reversal of 4431120987343 is 3437890211344.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 4431120987343 - 2¹⁷ = 4431120856271 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4431120987347) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2215560493671 + 2215560493672.

It is an arithmetic number, because the mean of its divisors is an integer number (2215560493672).

Almost surely, 2^{4431120987343} is an apocalyptic number.

4431120987343 is a deficient number, since it is larger than the sum of its proper divisors (1).

4431120987343 is an equidigital number, since it uses as much as digits as its factorization.

4431120987343 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1741824, while the sum is 49.

The spelling of 4431120987343 in words is "four trillion, four hundred thirty-one billion, one hundred twenty million, nine hundred eighty-seven thousand, three hundred forty-three".