102125323 has 4 divisors (see below), whose sum is σ = 107500360. Its totient is φ = 96750288.

The previous prime is 102125311. The next prime is 102125347. The reversal of 102125323 is 323521201.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102125323 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 5375017 = 102125323 / (1 + 0 + 2 + 1 + 2 + 5 + 3 + 2 + 3).

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 102125323.

It is not an unprimeable number, because it can be changed into a prime (102125363) by changing a digit.

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, 2687490 + ... + 2687527.

It is an arithmetic number, because the mean of its divisors is an integer number (26875090).

Almost surely, 2^102125323 is an apocalyptic number.

102125323 is a deficient number, since it is larger than the sum of its proper divisors (5375037).

102125323 is an equidigital number, since it uses as much as digits as its factorization.

102125323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5375036.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 102125323 is about 10105.7074467847. The cubic root of 102125323 is about 467.4241508105.

Adding to 102125323 its reverse (323521201), we get a palindrome (425646524).

The spelling of 102125323 in words is "one hundred two million, one hundred twenty-five thousand, three hundred twenty-three".