3954043043 has 2 divisors, whose sum is σ = 3954043044. Its totient is φ = 3954043042.

The previous prime is 3954042923. The next prime is 3954043057. The reversal of 3954043043 is 3403404593.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3954043043 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3954042994 and 3954043012.

It is not a weakly prime, because it can be changed into another prime (3954243043) 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, 1977021521 + 1977021522.

It is an arithmetic number, because the mean of its divisors is an integer number (1977021522).

Almost surely, 2^3954043043 is an apocalyptic number.

3954043043 is a deficient number, since it is larger than the sum of its proper divisors (1).

3954043043 is an equidigital number, since it uses as much as digits as its factorization.

3954043043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 77760, while the sum is 35.

The square root of 3954043043 is about 62881.1819465888. The cubic root of 3954043043 is about 1581.2982763766.

The spelling of 3954043043 in words is "three billion, nine hundred fifty-four million, forty-three thousand, forty-three".