1423100165 has 4 divisors (see below), whose sum is σ = 1707720204. Its totient is φ = 1138480128.

The previous prime is 1423100153. The next prime is 1423100207. The reversal of 1423100165 is 5610013241.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 764356609 + 658743556 = 27647^2 + 25666^2 .

It is a cyclic number.

It is not a de Polignac number, because 1423100165 - 2⁴ = 1423100149 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1423100165.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 142310012 + ... + 142310021.

It is an arithmetic number, because the mean of its divisors is an integer number (426930051).

Almost surely, 2^1423100165 is an apocalyptic number.

It is an amenable number.

1423100165 is a deficient number, since it is larger than the sum of its proper divisors (284620039).

1423100165 is an equidigital number, since it uses as much as digits as its factorization.

1423100165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284620038.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 1423100165 is about 37723.9998542042. Note that the first 3 decimals coincide. The cubic root of 1423100165 is about 1124.8082412256.

The spelling of 1423100165 in words is "one billion, four hundred twenty-three million, one hundred thousand, one hundred sixty-five".