11790661 has 2 divisors, whose sum is σ = 11790662. Its totient is φ = 11790660.

The previous prime is 11790601. The next prime is 11790677. The reversal of 11790661 is 16609711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 10336225 + 1454436 = 3215^2 + 1206^2 .

It is a cyclic number.

It is not a de Polignac number, because 11790661 - 2²³ = 3402053 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11790601) 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, 5895330 + 5895331.

It is an arithmetic number, because the mean of its divisors is an integer number (5895331).

Almost surely, 2^11790661 is an apocalyptic number.

It is an amenable number.

11790661 is a deficient number, since it is larger than the sum of its proper divisors (1).

11790661 is an equidigital number, since it uses as much as digits as its factorization.

11790661 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2268, while the sum is 31.

The square root of 11790661 is about 3433.7531943924. The cubic root of 11790661 is about 227.6037348440.

The spelling of 11790661 in words is "eleven million, seven hundred ninety thousand, six hundred sixty-one".