1319963 has 2 divisors, whose sum is σ = 1319964. Its totient is φ = 1319962.

The previous prime is 1319951. The next prime is 1320019. The reversal of 1319963 is 3699131.

It is a weak prime.

It is an emirp because it is prime and its reverse (3699131) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1319963 - 2⁸ = 1319707 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (1319933) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 659981 + 659982.

It is an arithmetic number, because the mean of its divisors is an integer number (659982).

2^1319963 is an apocalyptic number.

1319963 is a deficient number, since it is larger than the sum of its proper divisors (1).

1319963 is an equidigital number, since it uses as much as digits as its factorization.

1319963 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4374, while the sum is 32.

The square root of 1319963 is about 1148.8964270116. The cubic root of 1319963 is about 109.6951061005.

The spelling of 1319963 in words is "one million, three hundred nineteen thousand, nine hundred sixty-three".