1489935047 has 2 divisors, whose sum is σ = 1489935048. Its totient is φ = 1489935046.

The previous prime is 1489935019. The next prime is 1489935049. The reversal of 1489935047 is 7405399841.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1489935047 - 2⁶ = 1489934983 is a prime.

Together with 1489935049, it forms a pair of twin primes.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 1489934986 and 1489935004.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1489935049) 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 as a sum of consecutive naturals, namely, 744967523 + 744967524.

It is an arithmetic number, because the mean of its divisors is an integer number (744967524).

Almost surely, 2^1489935047 is an apocalyptic number.

1489935047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1489935047 is an equidigital number, since it uses as much as digits as its factorization.

1489935047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 1489935047 is about 38599.6767732581. The cubic root of 1489935047 is about 1142.1481622937.

The spelling of 1489935047 in words is "one billion, four hundred eighty-nine million, nine hundred thirty-five thousand, forty-seven".