1496447987 has 2 divisors, whose sum is σ = 1496447988. Its totient is φ = 1496447986.

The previous prime is 1496447959. The next prime is 1496448013. The reversal of 1496447987 is 7897446941.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7897446941) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1496447987 - 2¹⁴ = 1496431603 is a prime.

It is not a weakly prime, because it can be changed into another prime (1496447957) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 748223993 + 748223994.

It is an arithmetic number, because the mean of its divisors is an integer number (748223994).

Almost surely, 2^1496447987 is an apocalyptic number.

1496447987 is a deficient number, since it is larger than the sum of its proper divisors (1).

1496447987 is an equidigital number, since it uses as much as digits as its factorization.

1496447987 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12192768, while the sum is 59.

The square root of 1496447987 is about 38683.9499922125. The cubic root of 1496447987 is about 1143.8099639817.

The spelling of 1496447987 in words is "one billion, four hundred ninety-six million, four hundred forty-seven thousand, nine hundred eighty-seven".