12523310535 has 8 divisors (see below), whose sum is σ = 20037296880. Its totient is φ = 6679098944.

The previous prime is 12523310531. The next prime is 12523310551. The reversal of 12523310535 is 53501332521.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12523310535 - 2² = 12523310531 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12523310531) 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 7 ways as a sum of consecutive naturals, for example, 417443670 + ... + 417443699.

It is an arithmetic number, because the mean of its divisors is an integer number (2504662110).

Almost surely, 2^12523310535 is an apocalyptic number.

12523310535 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12523310535 is a deficient number, since it is larger than the sum of its proper divisors (7513986345).

12523310535 is an equidigital number, since it uses as much as digits as its factorization.

12523310535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 834887377.

The product of its (nonzero) digits is 13500, while the sum is 30.

The spelling of 12523310535 in words is "twelve billion, five hundred twenty-three million, three hundred ten thousand, five hundred thirty-five".