1354685 has 4 divisors (see below), whose sum is σ = 1625628. Its totient is φ = 1083744.

The previous prime is 1354663. The next prime is 1354687. The reversal of 1354685 is 5864531.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5864531 = 83 ⋅70657.

It can be written as a sum of positive squares in 2 ways, for example, as 436921 + 917764 = 661^2 + 958^2 .

It is a cyclic number.

It is not a de Polignac number, because 1354685 - 2¹⁶ = 1289149 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 135464 + ... + 135473.

It is an arithmetic number, because the mean of its divisors is an integer number (406407).

2^1354685 is an apocalyptic number.

It is an amenable number.

1354685 is a deficient number, since it is larger than the sum of its proper divisors (270943).

1354685 is an equidigital number, since it uses as much as digits as its factorization.

1354685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 270942.

The product of its digits is 14400, while the sum is 32.

The square root of 1354685 is about 1163.9093607322. The cubic root of 1354685 is about 110.6486468862.

It can be divided in two parts, 13546 and 85, that added together give a palindrome (13631).

The spelling of 1354685 in words is "one million, three hundred fifty-four thousand, six hundred eighty-five".