23455843 has 2 divisors, whose sum is σ = 23455844. Its totient is φ = 23455842.

The previous prime is 23455799. The next prime is 23455853. The reversal of 23455843 is 34855432.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23455843 - 2¹³ = 23447651 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 23455799 and 23455808.

It is not a weakly prime, because it can be changed into another prime (23455853) 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, 11727921 + 11727922.

It is an arithmetic number, because the mean of its divisors is an integer number (11727922).

Almost surely, 2^23455843 is an apocalyptic number.

23455843 is a deficient number, since it is larger than the sum of its proper divisors (1).

23455843 is an equidigital number, since it uses as much as digits as its factorization.

23455843 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 57600, while the sum is 34.

The square root of 23455843 is about 4843.1232691312. The cubic root of 23455843 is about 286.2531989244.

The spelling of 23455843 in words is "twenty-three million, four hundred fifty-five thousand, eight hundred forty-three".