1253240484052 has 12 divisors (see below), whose sum is σ = 2193236283700. Its totient is φ = 626601545856.

The previous prime is 1253240484047. The next prime is 1253240484187. The reversal of 1253240484052 is 2504840423521.

It can be written as a sum of positive squares in 2 ways, for example, as 181096206916 + 1072144277136 = 425554^2 + 1035444^2 .

It is a super-2 number, since 2×1253240484052² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1253240483996 and 1253240484014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4522677 + ... + 4791772.

Almost surely, 2^{1253240484052} is an apocalyptic number.

It is an amenable number.

1253240484052 is a deficient number, since it is larger than the sum of its proper divisors (939995799648).

1253240484052 is a wasteful number, since it uses less digits than its factorization.

1253240484052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9348090 (or 9348088 counting only the distinct ones).

The product of its (nonzero) digits is 307200, while the sum is 40.

The spelling of 1253240484052 in words is "one trillion, two hundred fifty-three billion, two hundred forty million, four hundred eighty-four thousand, fifty-two".