11125074771 has 24 divisors (see below), whose sum is σ = 17021781504. Its totient is φ = 6977583360.

The previous prime is 11125074739. The next prime is 11125074773. The reversal of 11125074771 is 17747052111.

It is not a de Polignac number, because 11125074771 - 2⁵ = 11125074739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11125074773) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 397581 + ... + 424641.

It is an arithmetic number, because the mean of its divisors is an integer number (709240896).

Almost surely, 2^11125074771 is an apocalyptic number.

11125074771 is a deficient number, since it is larger than the sum of its proper divisors (5896706733).

11125074771 is a wasteful number, since it uses less digits than its factorization.

11125074771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29771 (or 29768 counting only the distinct ones).

The product of its (nonzero) digits is 13720, while the sum is 36.

The spelling of 11125074771 in words is "eleven billion, one hundred twenty-five million, seventy-four thousand, seven hundred seventy-one".