1253318 has 12 divisors (see below), whose sum is σ = 2066820. Its totient is φ = 569580.

The previous prime is 1253279. The next prime is 1253323. The reversal of 1253318 is 8133521.

1253318 is nontrivially palindromic in base 3.

It is a junction number, because it is equal to n+sod(n) for n = 1253293 and 1253302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2348 + ... + 2831.

It is an arithmetic number, because the mean of its divisors is an integer number (172235).

2^1253318 is an apocalyptic number.

1253318 is a deficient number, since it is larger than the sum of its proper divisors (813502).

1253318 is a wasteful number, since it uses less digits than its factorization.

1253318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5203 (or 5192 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 1253318 is about 1119.5168600785. The cubic root of 1253318 is about 107.8169624842.

Adding to 1253318 its reverse (8133521), we get a palindrome (9386839).

It can be divided in two parts, 125 and 3318, that added together give a palindrome (3443).

The spelling of 1253318 in words is "one million, two hundred fifty-three thousand, three hundred eighteen".