162444103 has 2 divisors, whose sum is σ = 162444104. Its totient is φ = 162444102.

The previous prime is 162444089. The next prime is 162444131. The reversal of 162444103 is 301444261.

It is a weak prime.

It is an emirp because it is prime and its reverse (301444261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 162444103 - 2⁵ = 162444071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (162444803) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81222051 + 81222052.

It is an arithmetic number, because the mean of its divisors is an integer number (81222052).

Almost surely, 2^162444103 is an apocalyptic number.

162444103 is a deficient number, since it is larger than the sum of its proper divisors (1).

162444103 is an equidigital number, since it uses as much as digits as its factorization.

162444103 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 162444103 is about 12745.3561346869. The cubic root of 162444103 is about 545.6338645211.

Adding to 162444103 its reverse (301444261), we get a palindrome (463888364).

The spelling of 162444103 in words is "one hundred sixty-two million, four hundred forty-four thousand, one hundred three".