11745921133 has 2 divisors, whose sum is σ = 11745921134. Its totient is φ = 11745921132.

The previous prime is 11745921113. The next prime is 11745921137. The reversal of 11745921133 is 33112954711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10227883689 + 1518037444 = 101133^2 + 38962^2 .

It is a cyclic number.

It is not a de Polignac number, because 11745921133 - 2²⁹ = 11209050221 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11745921092 and 11745921101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11745921137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872960566 + 5872960567.

It is an arithmetic number, because the mean of its divisors is an integer number (5872960567).

Almost surely, 2^11745921133 is an apocalyptic number.

It is an amenable number.

11745921133 is a deficient number, since it is larger than the sum of its proper divisors (1).

11745921133 is an equidigital number, since it uses as much as digits as its factorization.

11745921133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 22680, while the sum is 37.

The spelling of 11745921133 in words is "eleven billion, seven hundred forty-five million, nine hundred twenty-one thousand, one hundred thirty-three".