11789651 has 2 divisors, whose sum is σ = 11789652. Its totient is φ = 11789650.

The previous prime is 11789647. The next prime is 11789663. The reversal of 11789651 is 15698711.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11789651 - 2² = 11789647 is a prime.

It is not a weakly prime, because it can be changed into another prime (11789681) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5894825 + 5894826.

It is an arithmetic number, because the mean of its divisors is an integer number (5894826).

Almost surely, 2^11789651 is an apocalyptic number.

11789651 is a deficient number, since it is larger than the sum of its proper divisors (1).

11789651 is an equidigital number, since it uses as much as digits as its factorization.

11789651 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 38.

The square root of 11789651 is about 3433.6061218492. The cubic root of 11789651 is about 227.5972357360.

The spelling of 11789651 in words is "eleven million, seven hundred eighty-nine thousand, six hundred fifty-one".