11229280527 has 16 divisors (see below), whose sum is σ = 15046879232. Its totient is φ = 7449019200.

The previous prime is 11229280519. The next prime is 11229280583. The reversal of 11229280527 is 72508292211.

11229280527 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 11229280527 - 2³ = 11229280519 is a prime.

It is a super-2 number, since 2×11229280527² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11229280507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 543378 + ... + 563664.

It is an arithmetic number, because the mean of its divisors is an integer number (940429952).

Almost surely, 2^11229280527 is an apocalyptic number.

11229280527 is a deficient number, since it is larger than the sum of its proper divisors (3817598705).

11229280527 is a wasteful number, since it uses less digits than its factorization.

11229280527 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21198.

The product of its (nonzero) digits is 40320, while the sum is 39.

The spelling of 11229280527 in words is "eleven billion, two hundred twenty-nine million, two hundred eighty thousand, five hundred twenty-seven".