16503461053 has 2 divisors, whose sum is σ = 16503461054. Its totient is φ = 16503461052.

The previous prime is 16503460993. The next prime is 16503461071. The reversal of 16503461053 is 35016430561.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16479627129 + 23833924 = 128373^2 + 4882^2 .

It is a cyclic number.

It is not a de Polignac number, because 16503461053 - 2²⁹ = 15966590141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (16503461353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8251730526 + 8251730527.

It is an arithmetic number, because the mean of its divisors is an integer number (8251730527).

Almost surely, 2^16503461053 is an apocalyptic number.

It is an amenable number.

16503461053 is a deficient number, since it is larger than the sum of its proper divisors (1).

16503461053 is an equidigital number, since it uses as much as digits as its factorization.

16503461053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 32400, while the sum is 34.

The spelling of 16503461053 in words is "sixteen billion, five hundred three million, four hundred sixty-one thousand, fifty-three".