20300535529 has 2 divisors, whose sum is σ = 20300535530. Its totient is φ = 20300535528.

The previous prime is 20300535469. The next prime is 20300535547. The reversal of 20300535529 is 92553500302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 13637568400 + 6662967129 = 116780^2 + 81627^2 .

It is a cyclic number.

It is not a de Polignac number, because 20300535529 - 2¹⁷ = 20300404457 is a prime.

It is a super-2 number, since 2×20300535529² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 20300535494 and 20300535503.

It is not a weakly prime, because it can be changed into another prime (20300535929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10150267764 + 10150267765.

It is an arithmetic number, because the mean of its divisors is an integer number (10150267765).

Almost surely, 2^20300535529 is an apocalyptic number.

It is an amenable number.

20300535529 is a deficient number, since it is larger than the sum of its proper divisors (1).

20300535529 is an equidigital number, since it uses as much as digits as its factorization.

20300535529 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40500, while the sum is 34.

The spelling of 20300535529 in words is "twenty billion, three hundred million, five hundred thirty-five thousand, five hundred twenty-nine".