134564220503 has 2 divisors, whose sum is σ = 134564220504. Its totient is φ = 134564220502.

The previous prime is 134564220499. The next prime is 134564220533. The reversal of 134564220503 is 305022465431.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 134564220503 - 2² = 134564220499 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (134564220533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 67282110251 + 67282110252.

It is an arithmetic number, because the mean of its divisors is an integer number (67282110252).

Almost surely, 2^134564220503 is an apocalyptic number.

134564220503 is a deficient number, since it is larger than the sum of its proper divisors (1).

134564220503 is an equidigital number, since it uses as much as digits as its factorization.

134564220503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 86400, while the sum is 35.

Adding to 134564220503 its reverse (305022465431), we get a palindrome (439586685934).

The spelling of 134564220503 in words is "one hundred thirty-four billion, five hundred sixty-four million, two hundred twenty thousand, five hundred three".