1252525246 has 16 divisors (see below), whose sum is σ = 2147681376. Its totient is φ = 536672736.

The previous prime is 1252525243. The next prime is 1252525259. The reversal of 1252525246 is 6425252521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252525243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79540 + ... + 93976.

It is an arithmetic number, because the mean of its divisors is an integer number (134230086).

Almost surely, 2^1252525246 is an apocalyptic number.

1252525246 is a deficient number, since it is larger than the sum of its proper divisors (895156130).

1252525246 is a wasteful number, since it uses less digits than its factorization.

1252525246 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20643.

The product of its digits is 48000, while the sum is 34.

The square root of 1252525246 is about 35391.0334124337. The cubic root of 1252525246 is about 1077.9422540930.

Adding to 1252525246 its reverse (6425252521), we get a palindrome (7677777767).

The spelling of 1252525246 in words is "one billion, two hundred fifty-two million, five hundred twenty-five thousand, two hundred forty-six".