16164515203 has 2 divisors, whose sum is σ = 16164515204. Its totient is φ = 16164515202.

The previous prime is 16164515173. The next prime is 16164515219. The reversal of 16164515203 is 30251546161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-16164515203 is a prime.

It is a super-2 number, since 2×16164515203² (a number of 21 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (16164515273) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8082257601 + 8082257602.

It is an arithmetic number, because the mean of its divisors is an integer number (8082257602).

Almost surely, 2^16164515203 is an apocalyptic number.

16164515203 is a deficient number, since it is larger than the sum of its proper divisors (1).

16164515203 is an equidigital number, since it uses as much as digits as its factorization.

16164515203 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 34.

The spelling of 16164515203 in words is "sixteen billion, one hundred sixty-four million, five hundred fifteen thousand, two hundred three".