102044623 has 4 divisors (see below), whose sum is σ = 102241008. Its totient is φ = 101848240.

The previous prime is 102044617. The next prime is 102044639. The reversal of 102044623 is 326440201.

It is a happy number.

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-102044623 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 102044594 and 102044603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102044603) 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, 97411 + ... + 98452.

It is an arithmetic number, because the mean of its divisors is an integer number (25560252).

Almost surely, 2^102044623 is an apocalyptic number.

102044623 is a deficient number, since it is larger than the sum of its proper divisors (196385).

102044623 is an equidigital number, since it uses as much as digits as its factorization.

102044623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196384.

The product of its (nonzero) digits is 1152, while the sum is 22.

The square root of 102044623 is about 10101.7138644885. The cubic root of 102044623 is about 467.3009979755.

Adding to 102044623 its reverse (326440201), we get a palindrome (428484824).

The spelling of 102044623 in words is "one hundred two million, forty-four thousand, six hundred twenty-three".