23477983 has 2 divisors, whose sum is σ = 23477984. Its totient is φ = 23477982.

The previous prime is 23477981. The next prime is 23477999. The reversal of 23477983 is 38977432.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23477983 - 2¹ = 23477981 is a prime.

Together with 23477981, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23477981) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11738991 + 11738992.

It is an arithmetic number, because the mean of its divisors is an integer number (11738992).

Almost surely, 2^23477983 is an apocalyptic number.

23477983 is a deficient number, since it is larger than the sum of its proper divisors (1).

23477983 is an equidigital number, since it uses as much as digits as its factorization.

23477983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 254016, while the sum is 43.

The square root of 23477983 is about 4845.4084451159. The cubic root of 23477983 is about 286.3432355211.

The spelling of 23477983 in words is "twenty-three million, four hundred seventy-seven thousand, nine hundred eighty-three".