1363679 has 2 divisors, whose sum is σ = 1363680. Its totient is φ = 1363678.

The previous prime is 1363673. The next prime is 1363717. The reversal of 1363679 is 9763631.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1363679 - 2²⁰ = 315103 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1363673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681839 + 681840.

It is an arithmetic number, because the mean of its divisors is an integer number (681840).

2^1363679 is an apocalyptic number.

1363679 is a deficient number, since it is larger than the sum of its proper divisors (1).

1363679 is an equidigital number, since it uses as much as digits as its factorization.

1363679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 20412, while the sum is 35.

The square root of 1363679 is about 1167.7666718998. The cubic root of 1363679 is about 110.8929791202.

The spelling of 1363679 in words is "one million, three hundred sixty-three thousand, six hundred seventy-nine".