11125565705 has 16 divisors (see below), whose sum is σ = 13715221440. Its totient is φ = 8657554752.

The previous prime is 11125565621. The next prime is 11125565743. The reversal of 11125565705 is 50756552111.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 11125565705 - 2⁸ = 11125565449 is a prime.

It is a super-3 number, since 3×11125565705³ (a number of 31 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1041602 + ... + 1052228.

It is an arithmetic number, because the mean of its divisors is an integer number (857201340).

Almost surely, 2^11125565705 is an apocalyptic number.

It is an amenable number.

11125565705 is a deficient number, since it is larger than the sum of its proper divisors (2589655735).

11125565705 is a wasteful number, since it uses less digits than its factorization.

11125565705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16328.

The product of its (nonzero) digits is 52500, while the sum is 38.

The spelling of 11125565705 in words is "eleven billion, one hundred twenty-five million, five hundred sixty-five thousand, seven hundred five".