12354118525 has 12 divisors (see below), whose sum is σ = 17507551072. Its totient is φ = 8471395440.

The previous prime is 12354118519. The next prime is 12354118529. The reversal of 12354118525 is 52581145321.

It is not a de Polignac number, because 12354118525 - 2⁵ = 12354118493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12354118529) 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 11 ways as a sum of consecutive naturals, for example, 35297307 + ... + 35297656.

Almost surely, 2^12354118525 is an apocalyptic number.

It is an amenable number.

12354118525 is a deficient number, since it is larger than the sum of its proper divisors (5153432547).

12354118525 is an equidigital number, since it uses as much as digits as its factorization.

12354118525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70594980 (or 70594975 counting only the distinct ones).

The product of its digits is 48000, while the sum is 37.

The spelling of 12354118525 in words is "twelve billion, three hundred fifty-four million, one hundred eighteen thousand, five hundred twenty-five".