1244134356 has 24 divisors (see below), whose sum is σ = 2918026944. Its totient is φ = 412561920.

The previous prime is 1244134313. The next prime is 1244134399. The reversal of 1244134356 is 6534314421.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (1244134313) and next prime (1244134399).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 266280 + ... + 270911.

It is an arithmetic number, because the mean of its divisors is an integer number (121584456).

Almost surely, 2^1244134356 is an apocalyptic number.

It is an amenable number.

1244134356 is an abundant number, since it is smaller than the sum of its proper divisors (1673892588).

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

1244134356 is a wasteful number, since it uses less digits than its factorization.

1244134356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 537391 (or 537389 counting only the distinct ones).

The product of its digits is 34560, while the sum is 33.

The square root of 1244134356 is about 35272.2887831227. The cubic root of 1244134356 is about 1075.5297496461.

Adding to 1244134356 its reverse (6534314421), we get a palindrome (7778448777).

The spelling of 1244134356 in words is "one billion, two hundred forty-four million, one hundred thirty-four thousand, three hundred fifty-six".