1052245343525 has 12 divisors (see below), whose sum is σ = 1306373513604. Its totient is φ = 840770928000.

The previous prime is 1052245343509. The next prime is 1052245343551. The reversal of 1052245343525 is 5253435422501.

It can be written as a sum of positive squares in 6 ways, for example, as 269570716804 + 782674626721 = 519202^2 + 884689^2 .

It is not a de Polignac number, because 1052245343525 - 2⁴ = 1052245343509 is a prime.

It is a super-2 number, since 2×1052245343525² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 25612736 + ... + 25653785.

It is an arithmetic number, because the mean of its divisors is an integer number (108864459467).

Almost surely, 2^{1052245343525} is an apocalyptic number.

It is an amenable number.

1052245343525 is a deficient number, since it is larger than the sum of its proper divisors (254128170079).

1052245343525 is an equidigital number, since it uses as much as digits as its factorization.

1052245343525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51267352 (or 51267347 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 41.

The spelling of 1052245343525 in words is "one trillion, fifty-two billion, two hundred forty-five million, three hundred forty-three thousand, five hundred twenty-five".