1313212 has 6 divisors (see below), whose sum is σ = 2298128. Its totient is φ = 656604.

The previous prime is 1313171. The next prime is 1313219. The reversal of 1313212 is 2123131.

It is a junction number, because it is equal to n+sod(n) for n = 1313192 and 1313201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164148 + ... + 164155.

2^1313212 is an apocalyptic number.

It is an amenable number.

1313212 is a deficient number, since it is larger than the sum of its proper divisors (984916).

1313212 is a wasteful number, since it uses less digits than its factorization.

1313212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328307 (or 328305 counting only the distinct ones).

The product of its digits is 36, while the sum is 13.

The square root of 1313212 is about 1145.9546238835. The cubic root of 1313212 is about 109.5077731254.

Adding to 1313212 its reverse (2123131), we get a palindrome (3436343).

It can be divided in two parts, 13 and 13212, that added together give a square (13225 = 115²).

The spelling of 1313212 in words is "one million, three hundred thirteen thousand, two hundred twelve".