11736973 has 2 divisors, whose sum is σ = 11736974. Its totient is φ = 11736972.

The previous prime is 11736961. The next prime is 11736983. The reversal of 11736973 is 37963711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6620329 + 5116644 = 2573^2 + 2262^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11736973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11736913) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5868486 + 5868487.

It is an arithmetic number, because the mean of its divisors is an integer number (5868487).

Almost surely, 2^11736973 is an apocalyptic number.

It is an amenable number.

11736973 is a deficient number, since it is larger than the sum of its proper divisors (1).

11736973 is an equidigital number, since it uses as much as digits as its factorization.

11736973 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 23814, while the sum is 37.

The square root of 11736973 is about 3425.9265899899. The cubic root of 11736973 is about 227.2577496215.

The spelling of 11736973 in words is "eleven million, seven hundred thirty-six thousand, nine hundred seventy-three".