15125343106 has 4 divisors (see below), whose sum is σ = 22688014662. Its totient is φ = 7562671552.

The previous prime is 15125343059. The next prime is 15125343119. The reversal of 15125343106 is 60134352151.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 12601185025 + 2524158081 = 112255^2 + 50241^2 .

It is a super-3 number, since 3×15125343106³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3781335775 + ... + 3781335778.

Almost surely, 2^15125343106 is an apocalyptic number.

15125343106 is a deficient number, since it is larger than the sum of its proper divisors (7562671556).

15125343106 is an equidigital number, since it uses as much as digits as its factorization.

15125343106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7562671555.

The product of its (nonzero) digits is 10800, while the sum is 31.

Adding to 15125343106 its reverse (60134352151), we get a palindrome (75259695257).

The spelling of 15125343106 in words is "fifteen billion, one hundred twenty-five million, three hundred forty-three thousand, one hundred six".