11155245133 has 16 divisors (see below), whose sum is σ = 11354904000. Its totient is φ = 10957872640.

The previous prime is 11155245103. The next prime is 11155245151. The reversal of 11155245133 is 33154255111.

It is a cyclic number.

It is not a de Polignac number, because 11155245133 - 2¹³ = 11155236941 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11155245095 and 11155245104.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11155245103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6889398 + ... + 6891016.

It is an arithmetic number, because the mean of its divisors is an integer number (709681500).

Almost surely, 2^11155245133 is an apocalyptic number.

It is an amenable number.

11155245133 is a deficient number, since it is larger than the sum of its proper divisors (199658867).

11155245133 is a wasteful number, since it uses less digits than its factorization.

11155245133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2252.

The product of its digits is 9000, while the sum is 31.

The spelling of 11155245133 in words is "eleven billion, one hundred fifty-five million, two hundred forty-five thousand, one hundred thirty-three".