9451423 has 2 divisors, whose sum is σ = 9451424. Its totient is φ = 9451422.

The previous prime is 9451381. The next prime is 9451427. The reversal of 9451423 is 3241549.

It is a strong prime.

It is an emirp because it is prime and its reverse (3241549) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 9451423 - 2⁹ = 9450911 is a prime.

9451423 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 9451391 and 9451400.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9451427) 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 as a sum of consecutive naturals, namely, 4725711 + 4725712.

It is an arithmetic number, because the mean of its divisors is an integer number (4725712).

Almost surely, 2^9451423 is an apocalyptic number.

9451423 is a deficient number, since it is larger than the sum of its proper divisors (1).

9451423 is an equidigital number, since it uses as much as digits as its factorization.

9451423 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4320, while the sum is 28.

The square root of 9451423 is about 3074.3166720427. The cubic root of 9451423 is about 211.4295733935.

The spelling of 9451423 in words is "nine million, four hundred fifty-one thousand, four hundred twenty-three".