11233231057 has 2 divisors, whose sum is σ = 11233231058. Its totient is φ = 11233231056.

The previous prime is 11233230989. The next prime is 11233231067. The reversal of 11233231057 is 75013233211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 11220953041 + 12278016 = 105929^2 + 3504^2 .

It is a cyclic number.

It is not a de Polignac number, because 11233231057 - 2²³ = 11224842449 is a prime.

It is not a weakly prime, because it can be changed into another prime (11233231067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616615528 + 5616615529.

It is an arithmetic number, because the mean of its divisors is an integer number (5616615529).

Almost surely, 2^11233231057 is an apocalyptic number.

It is an amenable number.

11233231057 is a deficient number, since it is larger than the sum of its proper divisors (1).

11233231057 is an equidigital number, since it uses as much as digits as its factorization.

11233231057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780, while the sum is 28.

Adding to 11233231057 its reverse (75013233211), we get a palindrome (86246464268).

The spelling of 11233231057 in words is "eleven billion, two hundred thirty-three million, two hundred thirty-one thousand, fifty-seven".