1369013 has 2 divisors, whose sum is σ = 1369014. Its totient is φ = 1369012.

The previous prime is 1369009. The next prime is 1369019. The reversal of 1369013 is 3109631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1350244 + 18769 = 1162^2 + 137^2 .

It is a cyclic number.

It is not a de Polignac number, because 1369013 - 2² = 1369009 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1369013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1369019) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 684506 + 684507.

It is an arithmetic number, because the mean of its divisors is an integer number (684507).

2^1369013 is an apocalyptic number.

It is an amenable number.

1369013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1369013 is an equidigital number, since it uses as much as digits as its factorization.

1369013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 486, while the sum is 23.

The square root of 1369013 is about 1170.0482896018. The cubic root of 1369013 is about 111.0373761533.

The spelling of 1369013 in words is "one million, three hundred sixty-nine thousand, thirteen".