15003120135 has 8 divisors (see below), whose sum is σ = 24004992240. Its totient is φ = 8001664064.

The previous prime is 15003120131. The next prime is 15003120149. The reversal of 15003120135 is 53102130051.

15003120135 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 15003120135 - 2² = 15003120131 is a prime.

It is a super-2 number, since 2×15003120135² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15003120131) 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 7 ways as a sum of consecutive naturals, for example, 500103990 + ... + 500104019.

It is an arithmetic number, because the mean of its divisors is an integer number (3000624030).

Almost surely, 2^15003120135 is an apocalyptic number.

15003120135 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

15003120135 is a deficient number, since it is larger than the sum of its proper divisors (9001872105).

15003120135 is a wasteful number, since it uses less digits than its factorization.

15003120135 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000208017.

The product of its (nonzero) digits is 450, while the sum is 21.

Adding to 15003120135 its reverse (53102130051), we get a palindrome (68105250186).

The spelling of 15003120135 in words is "fifteen billion, three million, one hundred twenty thousand, one hundred thirty-five".