1213134 has 32 divisors (see below), whose sum is σ = 2655744. Its totient is φ = 367200.

The previous prime is 1213133. The next prime is 1213141. The reversal of 1213134 is 4313121.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1213133) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7959 + ... + 8109.

It is an arithmetic number, because the mean of its divisors is an integer number (82992).

2^1213134 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1213134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1327872).

1213134 is an abundant number, since it is smaller than the sum of its proper divisors (1442610).

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

1213134 is a wasteful number, since it uses less digits than its factorization.

1213134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its digits is 72, while the sum is 15.

The square root of 1213134 is about 1101.4236242246. The cubic root of 1213134 is about 106.6521442903.

Adding to 1213134 its reverse (4313121), we get a palindrome (5526255).

The spelling of 1213134 in words is "one million, two hundred thirteen thousand, one hundred thirty-four".