11124135425 has 12 divisors (see below), whose sum is σ = 14854999740. Its totient is φ = 8214745920.

The previous prime is 11124135413. The next prime is 11124135427. The reversal of 11124135425 is 52453142111.

It is a happy number.

It can be written as a sum of positive squares in 6 ways, for example, as 4789885681 + 6334249744 = 69209^2 + 79588^2 .

It is not a de Polignac number, because 11124135425 - 2¹⁰ = 11124134401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11124135427) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17113730 + ... + 17114379.

It is an arithmetic number, because the mean of its divisors is an integer number (1237916645).

Almost surely, 2^11124135425 is an apocalyptic number.

It is an amenable number.

11124135425 is a deficient number, since it is larger than the sum of its proper divisors (3730864315).

11124135425 is a wasteful number, since it uses less digits than its factorization.

11124135425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34228132 (or 34228127 counting only the distinct ones).

The product of its digits is 4800, while the sum is 29.

Adding to 11124135425 its reverse (52453142111), we get a palindrome (63577277536).

The spelling of 11124135425 in words is "eleven billion, one hundred twenty-four million, one hundred thirty-five thousand, four hundred twenty-five".