1364009 has 2 divisors, whose sum is σ = 1364010. Its totient is φ = 1364008.

The previous prime is 1363993. The next prime is 1364017. The reversal of 1364009 is 9004631.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1315609 + 48400 = 1147^2 + 220^2 .

It is a cyclic number.

It is not a de Polignac number, because 1364009 - 2⁴ = 1363993 is a prime.

It is a super-3 number, since 3×1364009³ = 7613300333170358187, which contains 333 as substring.

It is a Chen prime.

It is an Ulam number.

It is not a weakly prime, because it can be changed into another prime (1364039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 682004 + 682005.

It is an arithmetic number, because the mean of its divisors is an integer number (682005).

2^1364009 is an apocalyptic number.

It is an amenable number.

1364009 is a deficient number, since it is larger than the sum of its proper divisors (1).

1364009 is an equidigital number, since it uses as much as digits as its factorization.

1364009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 1364009 is about 1167.9079587022. The cubic root of 1364009 is about 110.9019234861.

The spelling of 1364009 in words is "one million, three hundred sixty-four thousand, nine".