1924434947 has 2 divisors, whose sum is σ = 1924434948. Its totient is φ = 1924434946.

The previous prime is 1924434923. The next prime is 1924434959. The reversal of 1924434947 is 7494344291.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1924434947 - 2⁸ = 1924434691 is a prime.

It is not a weakly prime, because it can be changed into another prime (1924433947) 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, 962217473 + 962217474.

It is an arithmetic number, because the mean of its divisors is an integer number (962217474).

Almost surely, 2^1924434947 is an apocalyptic number.

1924434947 is a deficient number, since it is larger than the sum of its proper divisors (1).

1924434947 is an equidigital number, since it uses as much as digits as its factorization.

1924434947 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 870912, while the sum is 47.

The square root of 1924434947 is about 43868.3820877862. The cubic root of 1924434947 is about 1243.8492395179.

The spelling of 1924434947 in words is "one billion, nine hundred twenty-four million, four hundred thirty-four thousand, nine hundred forty-seven".