11609629 has 2 divisors, whose sum is σ = 11609630. Its totient is φ = 11609628.

The previous prime is 11609621. The next prime is 11609651. The reversal of 11609629 is 92690611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6365529 + 5244100 = 2523^2 + 2290^2 .

It is a cyclic number.

It is not a de Polignac number, because 11609629 - 2³ = 11609621 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11609594 and 11609603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11609621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5804814 + 5804815.

It is an arithmetic number, because the mean of its divisors is an integer number (5804815).

Almost surely, 2^11609629 is an apocalyptic number.

It is an amenable number.

11609629 is a deficient number, since it is larger than the sum of its proper divisors (1).

11609629 is an equidigital number, since it uses as much as digits as its factorization.

11609629 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5832, while the sum is 34.

The square root of 11609629 is about 3407.2905658309. The cubic root of 11609629 is about 226.4328574740.

The spelling of 11609629 in words is "eleven million, six hundred nine thousand, six hundred twenty-nine".