12552532451 has 4 divisors (see below), whose sum is σ = 12555630552. Its totient is φ = 12549434352.

The previous prime is 12552532429. The next prime is 12552532501. The reversal of 12552532451 is 15423525521.

It is a happy number.

12552532451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 12552532451 - 2⁶ = 12552532387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12552532411) by changing a digit.

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, 1542965 + ... + 1551078.

It is an arithmetic number, because the mean of its divisors is an integer number (3138907638).

Almost surely, 2^12552532451 is an apocalyptic number.

12552532451 is a deficient number, since it is larger than the sum of its proper divisors (3098101).

12552532451 is an equidigital number, since it uses as much as digits as its factorization.

12552532451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3098100.

The product of its digits is 60000, while the sum is 35.

The spelling of 12552532451 in words is "twelve billion, five hundred fifty-two million, five hundred thirty-two thousand, four hundred fifty-one".