11155245125 has 32 divisors (see below), whose sum is σ = 14488830720. Its totient is φ = 8564404800.

The previous prime is 11155245103. The next prime is 11155245151. The reversal of 11155245125 is 52154255111.

It is not a de Polignac number, because 11155245125 - 2¹⁴ = 11155228741 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11155245091 and 11155245100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 596162 + ... + 614588.

It is an arithmetic number, because the mean of its divisors is an integer number (452775960).

Almost surely, 2^11155245125 is an apocalyptic number.

It is an amenable number.

11155245125 is a deficient number, since it is larger than the sum of its proper divisors (3333585595).

11155245125 is a wasteful number, since it uses less digits than its factorization.

11155245125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18638 (or 18628 counting only the distinct ones).

The product of its digits is 10000, while the sum is 32.

The spelling of 11155245125 in words is "eleven billion, one hundred fifty-five million, two hundred forty-five thousand, one hundred twenty-five".