1359873 has 12 divisors (see below), whose sum is σ = 1997268. Its totient is φ = 891360.

The previous prime is 1359871. The next prime is 1359901. The reversal of 1359873 is 3789531.

It can be written as a sum of positive squares in 2 ways, for example, as 294849 + 1065024 = 543^2 + 1032^2 .

It is not a de Polignac number, because 1359873 - 2¹ = 1359871 is a prime.

It is a super-2 number, since 2×1359873² = 3698509152258, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1359871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 690 + ... + 1787.

It is an arithmetic number, because the mean of its divisors is an integer number (166439).

It is a Proth number, since it is equal to 83 ⋅ 2¹⁴ + 1 and 83 < 2¹⁴.

2^1359873 is an apocalyptic number.

It is an amenable number.

1359873 is a deficient number, since it is larger than the sum of its proper divisors (637395).

1359873 is a wasteful number, since it uses less digits than its factorization.

1359873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2544 (or 2541 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 1359873 is about 1166.1359268970. The cubic root of 1359873 is about 110.7897163189.

The spelling of 1359873 in words is "one million, three hundred fifty-nine thousand, eight hundred seventy-three".