102450423 has 4 divisors (see below), whose sum is σ = 136600568. Its totient is φ = 68300280.

The previous prime is 102450409. The next prime is 102450479. The reversal of 102450423 is 324054201.

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

It is not a de Polignac number, because 102450423 - 2⁴ = 102450407 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 102450423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102450493) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17075068 + ... + 17075073.

It is an arithmetic number, because the mean of its divisors is an integer number (34150142).

Almost surely, 2^102450423 is an apocalyptic number.

102450423 is a deficient number, since it is larger than the sum of its proper divisors (34150145).

102450423 is an equidigital number, since it uses as much as digits as its factorization.

102450423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34150144.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 102450423 is about 10121.7796360126. The cubic root of 102450423 is about 467.9196160062.

The spelling of 102450423 in words is "one hundred two million, four hundred fifty thousand, four hundred twenty-three".