11140425505 has 32 divisors (see below), whose sum is σ = 14687682048. Its totient is φ = 8044646400.

The previous prime is 11140425503. The next prime is 11140425523. The reversal of 11140425505 is 50552404111.

It is not a de Polignac number, because 11140425505 - 2¹ = 11140425503 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11140425503) 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 31 ways as a sum of consecutive naturals, for example, 5522257 + ... + 5524273.

It is an arithmetic number, because the mean of its divisors is an integer number (458990064).

Almost surely, 2^11140425505 is an apocalyptic number.

It is an amenable number.

11140425505 is a deficient number, since it is larger than the sum of its proper divisors (3547256543).

11140425505 is a wasteful number, since it uses less digits than its factorization.

11140425505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697.

The product of its (nonzero) digits is 4000, while the sum is 28.

Adding to 11140425505 its reverse (50552404111), we get a palindrome (61692829616).

It can be divided in two parts, 11140 and 425505, that added together give a triangular number (436645 = T₉₃₄).

The spelling of 11140425505 in words is "eleven billion, one hundred forty million, four hundred twenty-five thousand, five hundred five".