1364605 has 16 divisors (see below), whose sum is σ = 1831104. Its totient is φ = 967680.

The previous prime is 1364581. The next prime is 1364609. The reversal of 1364605 is 5064631.

It is not a de Polignac number, because 1364605 - 2⁷ = 1364477 is a prime.

1364605 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 1364605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364609) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2077 + ... + 2653.

It is an arithmetic number, because the mean of its divisors is an integer number (114444).

2^1364605 is an apocalyptic number.

It is an amenable number.

1364605 is a deficient number, since it is larger than the sum of its proper divisors (466499).

1364605 is a wasteful number, since it uses less digits than its factorization.

1364605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1364605 is about 1168.1630879291. The cubic root of 1364605 is about 110.9180738980.

The spelling of 1364605 in words is "one million, three hundred sixty-four thousand, six hundred five".