11620529 has 2 divisors, whose sum is σ = 11620530. Its totient is φ = 11620528.

The previous prime is 11620517. The next prime is 11620549. The reversal of 11620529 is 92502611.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9859600 + 1760929 = 3140^2 + 1327^2 .

It is a cyclic number.

It is not a de Polignac number, because 11620529 - 2⁴ = 11620513 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11620498 and 11620507.

It is not a weakly prime, because it can be changed into another prime (11620549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5810264 + 5810265.

It is an arithmetic number, because the mean of its divisors is an integer number (5810265).

Almost surely, 2^11620529 is an apocalyptic number.

It is an amenable number.

11620529 is a deficient number, since it is larger than the sum of its proper divisors (1).

11620529 is an equidigital number, since it uses as much as digits as its factorization.

11620529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 11620529 is about 3408.8897019411. The cubic root of 11620529 is about 226.5036994199.

The spelling of 11620529 in words is "eleven million, six hundred twenty thousand, five hundred twenty-nine".