11525123386 has 16 divisors (see below), whose sum is σ = 19772502336. Its totient is φ = 4935551616.

The previous prime is 11525123347. The next prime is 11525123399. The reversal of 11525123386 is 68332152511.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 296631 + ... + 333226.

It is an arithmetic number, because the mean of its divisors is an integer number (1235781396).

Almost surely, 2^11525123386 is an apocalyptic number.

11525123386 is a deficient number, since it is larger than the sum of its proper divisors (8247378950).

11525123386 is a wasteful number, since it uses less digits than its factorization.

11525123386 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 631173.

The product of its digits is 43200, while the sum is 37.

Adding to 11525123386 its reverse (68332152511), we get a palindrome (79857275897).

The spelling of 11525123386 in words is "eleven billion, five hundred twenty-five million, one hundred twenty-three thousand, three hundred eighty-six".