101803423 has 2 divisors, whose sum is σ = 101803424. Its totient is φ = 101803422.

The previous prime is 101803417. The next prime is 101803433. The reversal of 101803423 is 324308101.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101803423 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 101803394 and 101803403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101803433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50901711 + 50901712.

It is an arithmetic number, because the mean of its divisors is an integer number (50901712).

Almost surely, 2^101803423 is an apocalyptic number.

101803423 is a deficient number, since it is larger than the sum of its proper divisors (1).

101803423 is an equidigital number, since it uses as much as digits as its factorization.

101803423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 576, while the sum is 22.

The square root of 101803423 is about 10089.7682332153. The cubic root of 101803423 is about 466.9325254396.

The spelling of 101803423 in words is "one hundred one million, eight hundred three thousand, four hundred twenty-three".