11551137411 has 16 divisors (see below), whose sum is σ = 17255755008. Its totient is φ = 6811480800.

The previous prime is 11551137383. The next prime is 11551137421. The reversal of 11551137411 is 11473115511.

It is a happy number.

It is not a de Polignac number, because 11551137411 - 2¹⁷ = 11551006339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11551137421) 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 15 ways as a sum of consecutive naturals, for example, 4728975 + ... + 4731416.

It is an arithmetic number, because the mean of its divisors is an integer number (1078484688).

Almost surely, 2^11551137411 is an apocalyptic number.

11551137411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11551137411 is a deficient number, since it is larger than the sum of its proper divisors (5704617597).

11551137411 is a wasteful number, since it uses less digits than its factorization.

11551137411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9460442.

The product of its digits is 2100, while the sum is 30.

The spelling of 11551137411 in words is "eleven billion, five hundred fifty-one million, one hundred thirty-seven thousand, four hundred eleven".