5443642999 has 2 divisors, whose sum is σ = 5443643000. Its totient is φ = 5443642998.

The previous prime is 5443642991. The next prime is 5443643003. The reversal of 5443642999 is 9992463445.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5443642999 - 2³ = 5443642991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5443642991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2721821499 + 2721821500.

It is an arithmetic number, because the mean of its divisors is an integer number (2721821500).

Almost surely, 2^5443642999 is an apocalyptic number.

5443642999 is a deficient number, since it is larger than the sum of its proper divisors (1).

5443642999 is an equidigital number, since it uses as much as digits as its factorization.

5443642999 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8398080, while the sum is 55.

The square root of 5443642999 is about 73781.0476951907. The cubic root of 5443642999 is about 1759.1243706261.

The spelling of 5443642999 in words is "five billion, four hundred forty-three million, six hundred forty-two thousand, nine hundred ninety-nine".