20532441403 has 2 divisors, whose sum is σ = 20532441404. Its totient is φ = 20532441402.

The previous prime is 20532441329. The next prime is 20532441431. The reversal of 20532441403 is 30414423502.

It is a happy number.

It is an a-pointer prime, because the next prime (20532441431) can be obtained adding 20532441403 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20532441403 - 2⁹ = 20532440891 is a prime.

It is a super-2 number, since 2×20532441403² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20532441463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10266220701 + 10266220702.

It is an arithmetic number, because the mean of its divisors is an integer number (10266220702).

Almost surely, 2^20532441403 is an apocalyptic number.

20532441403 is a deficient number, since it is larger than the sum of its proper divisors (1).

20532441403 is an equidigital number, since it uses as much as digits as its factorization.

20532441403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 28.

Adding to 20532441403 its reverse (30414423502), we get a palindrome (50946864905).

The spelling of 20532441403 in words is "twenty billion, five hundred thirty-two million, four hundred forty-one thousand, four hundred three".