11662941623 has 2 divisors, whose sum is σ = 11662941624. Its totient is φ = 11662941622.

The previous prime is 11662941617. The next prime is 11662941671. The reversal of 11662941623 is 32614926611.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 11662941623 - 2¹² = 11662937527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11662941673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5831470811 + 5831470812.

It is an arithmetic number, because the mean of its divisors is an integer number (5831470812).

Almost surely, 2^11662941623 is an apocalyptic number.

11662941623 is a deficient number, since it is larger than the sum of its proper divisors (1).

11662941623 is an equidigital number, since it uses as much as digits as its factorization.

11662941623 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 93312, while the sum is 41.

The spelling of 11662941623 in words is "eleven billion, six hundred sixty-two million, nine hundred forty-one thousand, six hundred twenty-three".