1303523545252 has 24 divisors (see below), whose sum is σ = 2329757942400. Its totient is φ = 637879089120.

The previous prime is 1303523545223. The next prime is 1303523545271. The reversal of 1303523545252 is 2525453253031.

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, 13997002 + ... + 14089822.

It is an arithmetic number, because the mean of its divisors is an integer number (97073247600).

Almost surely, 2^{1303523545252} is an apocalyptic number.

It is an amenable number.

1303523545252 is a deficient number, since it is larger than the sum of its proper divisors (1026234397148).

1303523545252 is a wasteful number, since it uses less digits than its factorization.

1303523545252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167571 (or 167569 counting only the distinct ones).

The product of its (nonzero) digits is 540000, while the sum is 40.

Adding to 1303523545252 its reverse (2525453253031), we get a palindrome (3828976798283).

The spelling of 1303523545252 in words is "one trillion, three hundred three billion, five hundred twenty-three million, five hundred forty-five thousand, two hundred fifty-two".