102433423 has 4 divisors (see below), whose sum is σ = 105965640. Its totient is φ = 98901208.

The previous prime is 102433391. The next prime is 102433433. The reversal of 102433423 is 324334201.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 324334201 = 23 ⋅14101487.

It is a cyclic number.

It is not a de Polignac number, because 102433423 - 2⁵ = 102433391 is a prime.

It is a super-2 number, since 2×102433423² = 20985212294993858, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102433394 and 102433403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102433433) 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, 1766065 + ... + 1766122.

It is an arithmetic number, because the mean of its divisors is an integer number (26491410).

Almost surely, 2^102433423 is an apocalyptic number.

102433423 is a deficient number, since it is larger than the sum of its proper divisors (3532217).

102433423 is an equidigital number, since it uses as much as digits as its factorization.

102433423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3532216.

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 102433423 is about 10120.9398279014. The cubic root of 102433423 is about 467.8937333297.

Adding to 102433423 its reverse (324334201), we get a palindrome (426767624).

The spelling of 102433423 in words is "one hundred two million, four hundred thirty-three thousand, four hundred twenty-three".