2453923 has 2 divisors, whose sum is σ = 2453924. Its totient is φ = 2453922.

The previous prime is 2453921. The next prime is 2453999. The reversal of 2453923 is 3293542.

2453923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2453923 - 2¹ = 2453921 is a prime.

Together with 2453921, it forms a pair of twin primes.

It is the 1567-th Hogben number.

It is a junction number, because it is equal to n+sod(n) for n = 2453891 and 2453900.

It is not a weakly prime, because it can be changed into another prime (2453921) by changing a digit.

It is a nontrivial repunit in base 1566.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1226961 + 1226962.

It is an arithmetic number, because the mean of its divisors is an integer number (1226962).

2^2453923 is an apocalyptic number.

2453923 is a deficient number, since it is larger than the sum of its proper divisors (1).

2453923 is an equidigital number, since it uses as much as digits as its factorization.

2453923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6480, while the sum is 28.

The square root of 2453923 is about 1566.5002393872. The cubic root of 2453923 is about 134.8818902961.

The spelling of 2453923 in words is "two million, four hundred fifty-three thousand, nine hundred twenty-three".