15012014345 has 4 divisors (see below), whose sum is σ = 18014417220. Its totient is φ = 12009611472.

The previous prime is 15012014341. The next prime is 15012014357. The reversal of 15012014345 is 54341021051.

15012014345 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 can be written as a sum of positive squares in 2 ways, for example, as 11162556409 + 3849457936 = 105653^2 + 62044^2 .

It is a cyclic number.

It is not a de Polignac number, because 15012014345 - 2² = 15012014341 is a prime.

It is a super-3 number, since 3×15012014345³ (a number of 32 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (15012014341) 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, 1501201430 + ... + 1501201439.

It is an arithmetic number, because the mean of its divisors is an integer number (4503604305).

Almost surely, 2^15012014345 is an apocalyptic number.

It is an amenable number.

15012014345 is a deficient number, since it is larger than the sum of its proper divisors (3002402875).

15012014345 is an equidigital number, since it uses as much as digits as its factorization.

15012014345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3002402874.

The product of its (nonzero) digits is 2400, while the sum is 26.

Adding to 15012014345 its reverse (54341021051), we get a palindrome (69353035396).

The spelling of 15012014345 in words is "fifteen billion, twelve million, fourteen thousand, three hundred forty-five".