1252516375 has 24 divisors (see below), whose sum is σ = 1718183376. Its totient is φ = 910910000.

The previous prime is 1252516373. The next prime is 1252516381. The reversal of 1252516375 is 5736152521.

It is not a de Polignac number, because 1252516375 - 2¹ = 1252516373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252516373) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26281 + ... + 56530.

It is an arithmetic number, because the mean of its divisors is an integer number (71590974).

Almost surely, 2^1252516375 is an apocalyptic number.

1252516375 is a deficient number, since it is larger than the sum of its proper divisors (465667001).

1252516375 is an equidigital number, since it uses as much as digits as its factorization.

1252516375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82848 (or 82827 counting only the distinct ones).

The product of its digits is 63000, while the sum is 37.

The square root of 1252516375 is about 35390.9080838568. The cubic root of 1252516375 is about 1077.9397092478.

Adding to 1252516375 its reverse (5736152521), we get a palindrome (6988668896).

It can be divided in two parts, 12525 and 16375, that added together give a square (28900 = 170²).

The spelling of 1252516375 in words is "one billion, two hundred fifty-two million, five hundred sixteen thousand, three hundred seventy-five".