172162007603 has 2 divisors, whose sum is σ = 172162007604. Its totient is φ = 172162007602.

The previous prime is 172162007581. The next prime is 172162007659. The reversal of 172162007603 is 306700261271.

It is a weak prime.

It is an emirp because it is prime and its reverse (306700261271) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 172162007603 - 2¹⁴ = 172161991219 is a prime.

It is not a weakly prime, because it can be changed into another prime (172162001603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86081003801 + 86081003802.

It is an arithmetic number, because the mean of its divisors is an integer number (86081003802).

Almost surely, 2^172162007603 is an apocalyptic number.

172162007603 is a deficient number, since it is larger than the sum of its proper divisors (1).

172162007603 is an equidigital number, since it uses as much as digits as its factorization.

172162007603 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 21168, while the sum is 35.

Adding to 172162007603 its reverse (306700261271), we get a palindrome (478862268874).

The spelling of 172162007603 in words is "one hundred seventy-two billion, one hundred sixty-two million, seven thousand, six hundred three".