1052252305231 has 4 divisors (see below), whose sum is σ = 1052258443272. Its totient is φ = 1052246167192.

The previous prime is 1052252305189. The next prime is 1052252305253. The reversal of 1052252305231 is 1325032522501.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1052252305231 - 2²⁵ = 1052218750799 is a prime.

It is a super-2 number, since 2×1052252305231² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1052252305193 and 1052252305202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052252305261) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2804260 + ... + 3157273.

It is an arithmetic number, because the mean of its divisors is an integer number (263064610818).

Almost surely, 2^{1052252305231} is an apocalyptic number.

1052252305231 is a deficient number, since it is larger than the sum of its proper divisors (6138041).

1052252305231 is an equidigital number, since it uses as much as digits as its factorization.

1052252305231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6138040.

The product of its (nonzero) digits is 18000, while the sum is 31.

Adding to 1052252305231 its reverse (1325032522501), we get a palindrome (2377284827732).

The spelling of 1052252305231 in words is "one trillion, fifty-two billion, two hundred fifty-two million, three hundred five thousand, two hundred thirty-one".