15125412533 has 16 divisors (see below), whose sum is σ = 19966932864. Its totient is φ = 11092738560.

The previous prime is 15125412503. The next prime is 15125412539. The reversal of 15125412533 is 33521452151.

It is a cyclic number.

It is not a de Polignac number, because 15125412533 - 2¹⁸ = 15125150389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 15125412533.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (15125412539) 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 15 ways as a sum of consecutive naturals, for example, 5776160 + ... + 5778777.

It is an arithmetic number, because the mean of its divisors is an integer number (1247933304).

Almost surely, 2^15125412533 is an apocalyptic number.

It is an amenable number.

15125412533 is a deficient number, since it is larger than the sum of its proper divisors (4841520331).

15125412533 is a wasteful number, since it uses less digits than its factorization.

15125412533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11554972.

The product of its digits is 18000, while the sum is 32.

Adding to 15125412533 its reverse (33521452151), we get a palindrome (48646864684).

The spelling of 15125412533 in words is "fifteen billion, one hundred twenty-five million, four hundred twelve thousand, five hundred thirty-three".