12252653527 has 4 divisors (see below), whose sum is σ = 12261087640. Its totient is φ = 12244219416.

The previous prime is 12252653471. The next prime is 12252653573. The reversal of 12252653527 is 72535625221.

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 12252653527 - 2¹⁵ = 12252620759 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12252653527.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12252653597) by changing a digit.

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, 4214877 + ... + 4217782.

It is an arithmetic number, because the mean of its divisors is an integer number (3065271910).

Almost surely, 2^12252653527 is an apocalyptic number.

12252653527 is a deficient number, since it is larger than the sum of its proper divisors (8434113).

12252653527 is an equidigital number, since it uses as much as digits as its factorization.

12252653527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8434112.

The product of its digits is 252000, while the sum is 40.

The spelling of 12252653527 in words is "twelve billion, two hundred fifty-two million, six hundred fifty-three thousand, five hundred twenty-seven".