1353869 has 12 divisors (see below), whose sum is σ = 1519392. Its totient is φ = 1205160.

The previous prime is 1353857. The next prime is 1353881. The reversal of 1353869 is 9683531.

1353869 is nontrivially palindromic in base 8.

It is an interprime number because it is at equal distance from previous prime (1353857) and next prime (1353881).

It is not a de Polignac number, because 1353869 - 2⁸ = 1353613 is a prime.

It is a super-2 number, since 2×1353869² = 3665922538322, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353809) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8024 + ... + 8190.

It is an arithmetic number, because the mean of its divisors is an integer number (126616).

2^1353869 is an apocalyptic number.

It is an amenable number.

1353869 is a deficient number, since it is larger than the sum of its proper divisors (165523).

1353869 is a wasteful number, since it uses less digits than its factorization.

1353869 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 256 (or 245 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 1353869 is about 1163.5587651683. The cubic root of 1353869 is about 110.6264258703.

It can be divided in two parts, 1353 and 869, that added together give a palindrome (2222).

The spelling of 1353869 in words is "one million, three hundred fifty-three thousand, eight hundred sixty-nine".