1252125152 has 48 divisors (see below), whose sum is σ = 2578897440. Its totient is φ = 597307392.

The previous prime is 1252125113. The next prime is 1252125163. The reversal of 1252125152 is 2515212521.

It is a happy number.

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, 316724 + ... + 320652.

It is an arithmetic number, because the mean of its divisors is an integer number (53727030).

Almost surely, 2^1252125152 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 1252125152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1289448720).

1252125152 is an abundant number, since it is smaller than the sum of its proper divisors (1326772288).

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

1252125152 is a wasteful number, since it uses less digits than its factorization.

1252125152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4395 (or 4387 counting only the distinct ones).

The product of its digits is 2000, while the sum is 26.

The square root of 1252125152 is about 35385.3804840361. The cubic root of 1252125152 is about 1077.8274662118.

Adding to 1252125152 its reverse (2515212521), we get a palindrome (3767337673).

It can be divided in two parts, 12521 and 25152, that added together give a palindrome (37673).

The spelling of 1252125152 in words is "one billion, two hundred fifty-two million, one hundred twenty-five thousand, one hundred fifty-two".