1252134276 has 72 divisors (see below), whose sum is σ = 3190158720. Its totient is φ = 381737664.

The previous prime is 1252134271. The next prime is 1252134281. The reversal of 1252134276 is 6724312521.

It is an interprime number because it is at equal distance from previous prime (1252134271) and next prime (1252134281).

It is not an unprimeable number, because it can be changed into a prime (1252134271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 120645 + ... + 130611.

It is an arithmetic number, because the mean of its divisors is an integer number (44307760).

Almost surely, 2^1252134276 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252134276, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1595079360).

1252134276 is an abundant number, since it is smaller than the sum of its proper divisors (1938024444).

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

1252134276 is a wasteful number, since it uses less digits than its factorization.

1252134276 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10041 (or 10020 counting only the distinct ones).

The product of its digits is 20160, while the sum is 33.

The square root of 1252134276 is about 35385.5094071005. The cubic root of 1252134276 is about 1077.8300841806.

Adding to 1252134276 its reverse (6724312521), we get a palindrome (7976446797).

The spelling of 1252134276 in words is "one billion, two hundred fifty-two million, one hundred thirty-four thousand, two hundred seventy-six".