1252603262 has 4 divisors (see below), whose sum is σ = 1878904896. Its totient is φ = 626301630.

The previous prime is 1252603243. The next prime is 1252603279. The reversal of 1252603262 is 2623062521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2623062521 = 107 ⋅24514603.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 313150814 + ... + 313150817.

It is an arithmetic number, because the mean of its divisors is an integer number (469726224).

Almost surely, 2^1252603262 is an apocalyptic number.

1252603262 is a deficient number, since it is larger than the sum of its proper divisors (626301634).

1252603262 is an equidigital number, since it uses as much as digits as its factorization.

1252603262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 626301633.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1252603262 is about 35392.1355953551. The cubic root of 1252603262 is about 1077.9646342132.

Adding to 1252603262 its reverse (2623062521), we get a palindrome (3875665783).

The spelling of 1252603262 in words is "one billion, two hundred fifty-two million, six hundred three thousand, two hundred sixty-two".