11745973 has 2 divisors, whose sum is σ = 11745974. Its totient is φ = 11745972.

The previous prime is 11745959. The next prime is 11746001. The reversal of 11745973 is 37954711.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11142244 + 603729 = 3338^2 + 777^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11745973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11740973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5872986 + 5872987.

It is an arithmetic number, because the mean of its divisors is an integer number (5872987).

Almost surely, 2^11745973 is an apocalyptic number.

It is an amenable number.

11745973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11745973 is an equidigital number, since it uses as much as digits as its factorization.

11745973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 26460, while the sum is 37.

The square root of 11745973 is about 3427.2398515423. The cubic root of 11745973 is about 227.3158224363.

The spelling of 11745973 in words is "eleven million, seven hundred forty-five thousand, nine hundred seventy-three".