2423999947 has 2 divisors, whose sum is σ = 2423999948. Its totient is φ = 2423999946.

The previous prime is 2423999939. The next prime is 2423999953. The reversal of 2423999947 is 7499993242.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2423999947 - 2³ = 2423999939 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2423999891 and 2423999900.

It is not a weakly prime, because it can be changed into another prime (2423999987) 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, 1211999973 + 1211999974.

It is an arithmetic number, because the mean of its divisors is an integer number (1211999974).

Almost surely, 2^2423999947 is an apocalyptic number.

2423999947 is a deficient number, since it is larger than the sum of its proper divisors (1).

2423999947 is an equidigital number, since it uses as much as digits as its factorization.

2423999947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8817984, while the sum is 58.

The square root of 2423999947 is about 49234.1339621202. The cubic root of 2423999947 is about 1343.3139825191.

The spelling of 2423999947 in words is "two billion, four hundred twenty-three million, nine hundred ninety-nine thousand, nine hundred forty-seven".