1424989387 has 2 divisors, whose sum is σ = 1424989388. Its totient is φ = 1424989386.

The previous prime is 1424989361. The next prime is 1424989421. The reversal of 1424989387 is 7839894241.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1424989387 - 2¹¹ = 1424987339 is a prime.

It is not a weakly prime, because it can be changed into another prime (1424981387) 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, 712494693 + 712494694.

It is an arithmetic number, because the mean of its divisors is an integer number (712494694).

Almost surely, 2^1424989387 is an apocalyptic number.

1424989387 is a deficient number, since it is larger than the sum of its proper divisors (1).

1424989387 is an equidigital number, since it uses as much as digits as its factorization.

1424989387 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3483648, while the sum is 55.

The square root of 1424989387 is about 37749.0316034730. The cubic root of 1424989387 is about 1125.3057636709.

The spelling of 1424989387 in words is "one billion, four hundred twenty-four million, nine hundred eighty-nine thousand, three hundred eighty-seven".