11551145122 has 8 divisors (see below), whose sum is σ = 18901873872. Its totient is φ = 5250520500.

The previous prime is 11551145119. The next prime is 11551145129. The reversal of 11551145122 is 22154115511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (11551145129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 262526004 + ... + 262526047.

It is an arithmetic number, because the mean of its divisors is an integer number (2362734234).

Almost surely, 2^11551145122 is an apocalyptic number.

11551145122 is a deficient number, since it is larger than the sum of its proper divisors (7350728750).

11551145122 is a wasteful number, since it uses less digits than its factorization.

11551145122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525052064.

The product of its digits is 2000, while the sum is 28.

The spelling of 11551145122 in words is "eleven billion, five hundred fifty-one million, one hundred forty-five thousand, one hundred twenty-two".