1312122 has 24 divisors (see below), whose sum is σ = 3053376. Its totient is φ = 374808.

The previous prime is 1312093. The next prime is 1312133. The reversal of 1312122 is 2212131.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1312098 and 1312107.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1938 + ... + 2525.

It is an arithmetic number, because the mean of its divisors is an integer number (127224).

2^1312122 is an apocalyptic number.

1312122 is an abundant number, since it is smaller than the sum of its proper divisors (1741254).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1312122 is a wasteful number, since it uses less digits than its factorization.

1312122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4482 (or 4475 counting only the distinct ones).

The product of its digits is 24, while the sum is 12.

The square root of 1312122 is about 1145.4789391342. The cubic root of 1312122 is about 109.4774666421.

Adding to 1312122 its reverse (2212131), we get a palindrome (3524253).

Subtracting 1312122 from its reverse (2212131), we obtain a palindrome (900009).

The spelling of 1312122 in words is "one million, three hundred twelve thousand, one hundred twenty-two".