102612423 has 4 divisors (see below), whose sum is σ = 136816568. Its totient is φ = 68408280.

The previous prime is 102612403. The next prime is 102612437. The reversal of 102612423 is 324216201.

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

It is not a de Polignac number, because 102612423 - 2⁹ = 102611911 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 102612423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102612403) 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 in 3 ways as a sum of consecutive naturals, for example, 17102068 + ... + 17102073.

It is an arithmetic number, because the mean of its divisors is an integer number (34204142).

Almost surely, 2^102612423 is an apocalyptic number.

102612423 is a deficient number, since it is larger than the sum of its proper divisors (34204145).

102612423 is an equidigital number, since it uses as much as digits as its factorization.

102612423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34204144.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 102612423 is about 10129.7790202946. The cubic root of 102612423 is about 468.1661191638.

Adding to 102612423 its reverse (324216201), we get a palindrome (426828624).

The spelling of 102612423 in words is "one hundred two million, six hundred twelve thousand, four hundred twenty-three".