12351154005 has 48 divisors (see below), whose sum is σ = 21539844144. Its totient is φ = 6547046400.

The previous prime is 12351153989. The next prime is 12351154009. The reversal of 12351154005 is 50045115321.

It can be written as a sum of positive squares in 8 ways, for example, as 2336948964 + 10014205041 = 48342^2 + 100071^2 .

It is not a de Polignac number, because 12351154005 - 2⁴ = 12351153989 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12351154005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12351154009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6949677 + ... + 6951453.

It is an arithmetic number, because the mean of its divisors is an integer number (448746753).

Almost surely, 2^12351154005 is an apocalyptic number.

12351154005 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12351154005 is a deficient number, since it is larger than the sum of its proper divisors (9188690139).

12351154005 is a wasteful number, since it uses less digits than its factorization.

12351154005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2646 (or 2643 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 12351154005 its reverse (50045115321), we get a palindrome (62396269326).

The spelling of 12351154005 in words is "twelve billion, three hundred fifty-one million, one hundred fifty-four thousand, five".