11788957 has 2 divisors, whose sum is σ = 11788958. Its totient is φ = 11788956.

The previous prime is 11788937. The next prime is 11788961. The reversal of 11788957 is 75988711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 6095961 + 5692996 = 2469^2 + 2386^2 .

It is a cyclic number.

It is not a de Polignac number, because 11788957 - 2¹⁵ = 11756189 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11788927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5894478 + 5894479.

It is an arithmetic number, because the mean of its divisors is an integer number (5894479).

Almost surely, 2^11788957 is an apocalyptic number.

It is an amenable number.

11788957 is a deficient number, since it is larger than the sum of its proper divisors (1).

11788957 is an equidigital number, since it uses as much as digits as its factorization.

11788957 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 46.

The square root of 11788957 is about 3433.5050604302. The cubic root of 11788957 is about 227.5927697972.

The spelling of 11788957 in words is "eleven million, seven hundred eighty-eight thousand, nine hundred fifty-seven".