20260529 has 2 divisors, whose sum is σ = 20260530. Its totient is φ = 20260528.

The previous prime is 20260523. The next prime is 20260543. The reversal of 20260529 is 92506202.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18722929 + 1537600 = 4327^2 + 1240^2 .

It is a cyclic number.

It is not a de Polignac number, because 20260529 - 2¹² = 20256433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20260498 and 20260507.

It is not a weakly prime, because it can be changed into another prime (20260523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10130264 + 10130265.

It is an arithmetic number, because the mean of its divisors is an integer number (10130265).

Almost surely, 2^20260529 is an apocalyptic number.

It is an amenable number.

20260529 is a deficient number, since it is larger than the sum of its proper divisors (1).

20260529 is an equidigital number, since it uses as much as digits as its factorization.

20260529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 20260529 is about 4501.1697368573. The cubic root of 20260529 is about 272.6153213883.

The spelling of 20260529 in words is "twenty million, two hundred sixty thousand, five hundred twenty-nine".