11125207643 has 8 divisors (see below), whose sum is σ = 12850507440. Its totient is φ = 9518894080.

The previous prime is 11125207631. The next prime is 11125207661. The reversal of 11125207643 is 34670252111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11125207643 - 2¹² = 11125203547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11125200643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29746358 + ... + 29746731.

It is an arithmetic number, because the mean of its divisors is an integer number (1606313430).

Almost surely, 2^11125207643 is an apocalyptic number.

11125207643 is a deficient number, since it is larger than the sum of its proper divisors (1725299797).

11125207643 is a wasteful number, since it uses less digits than its factorization.

11125207643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59493117.

The product of its (nonzero) digits is 10080, while the sum is 32.

Adding to 11125207643 its reverse (34670252111), we get a palindrome (45795459754).

The spelling of 11125207643 in words is "eleven billion, one hundred twenty-five million, two hundred seven thousand, six hundred forty-three".