11151060551 has 4 divisors (see below), whose sum is σ = 11164512600. Its totient is φ = 11137608504.

The previous prime is 11151060517. The next prime is 11151060577. The reversal of 11151060551 is 15506015111.

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

It is a cyclic number.

It is not a de Polignac number, because 11151060551 - 2¹⁰ = 11151059527 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11151060551.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11151060751) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6724781 + ... + 6726438.

It is an arithmetic number, because the mean of its divisors is an integer number (2791128150).

Almost surely, 2^11151060551 is an apocalyptic number.

11151060551 is a deficient number, since it is larger than the sum of its proper divisors (13452049).

11151060551 is an equidigital number, since it uses as much as digits as its factorization.

11151060551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13452048.

The product of its (nonzero) digits is 750, while the sum is 26.

Adding to 11151060551 its reverse (15506015111), we get a palindrome (26657075662).

The spelling of 11151060551 in words is "eleven billion, one hundred fifty-one million, sixty thousand, five hundred fifty-one".