1364999 has 4 divisors (see below), whose sum is σ = 1377864. Its totient is φ = 1352136.

The previous prime is 1364971. The next prime is 1365011. The reversal of 1364999 is 9994631.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1364999 - 2¹² = 1360903 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1364969) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6272 + ... + 6485.

It is an arithmetic number, because the mean of its divisors is an integer number (344466).

2^1364999 is an apocalyptic number.

1364999 is a deficient number, since it is larger than the sum of its proper divisors (12865).

1364999 is a wasteful number, since it uses less digits than its factorization.

1364999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12864.

The product of its digits is 52488, while the sum is 41.

The square root of 1364999 is about 1168.3317165942. The cubic root of 1364999 is about 110.9287479309.

The spelling of 1364999 in words is "one million, three hundred sixty-four thousand, nine hundred ninety-nine".