1252310345252 has 12 divisors (see below), whose sum is σ = 2191909196400. Its totient is φ = 626050574856.

The previous prime is 1252310345249. The next prime is 1252310345287. The reversal of 1252310345252 is 2525430132521.

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 in 3 ways as a sum of consecutive naturals, for example, 26122502 + ... + 26170397.

It is an arithmetic number, because the mean of its divisors is an integer number (182659099700).

Almost surely, 2^{1252310345252} is an apocalyptic number.

It is an amenable number.

1252310345252 is a deficient number, since it is larger than the sum of its proper divisors (939598851148).

1252310345252 is a wasteful number, since it uses less digits than its factorization.

1252310345252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52298890 (or 52298888 counting only the distinct ones).

The product of its (nonzero) digits is 72000, while the sum is 35.

Adding to 1252310345252 its reverse (2525430132521), we get a palindrome (3777740477773).

The spelling of 1252310345252 in words is "one trillion, two hundred fifty-two billion, three hundred ten million, three hundred forty-five thousand, two hundred fifty-two".