11051432123 has 2 divisors, whose sum is σ = 11051432124. Its totient is φ = 11051432122.

The previous prime is 11051432057. The next prime is 11051432129. The reversal of 11051432123 is 32123415011.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11051432123 is a prime.

It is not a weakly prime, because it can be changed into another prime (11051432129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5525716061 + 5525716062.

It is an arithmetic number, because the mean of its divisors is an integer number (5525716062).

Almost surely, 2^11051432123 is an apocalyptic number.

11051432123 is a deficient number, since it is larger than the sum of its proper divisors (1).

11051432123 is an equidigital number, since it uses as much as digits as its factorization.

11051432123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 11051432123 its reverse (32123415011), we get a palindrome (43174847134).

The spelling of 11051432123 in words is "eleven billion, fifty-one million, four hundred thirty-two thousand, one hundred twenty-three".