43948091003 has 2 divisors, whose sum is σ = 43948091004. Its totient is φ = 43948091002.

The previous prime is 43948090993. The next prime is 43948091009. The reversal of 43948091003 is 30019084934.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 43948091003 - 2¹⁶ = 43948025467 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (43948091009) 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, 21974045501 + 21974045502.

It is an arithmetic number, because the mean of its divisors is an integer number (21974045502).

Almost surely, 2^43948091003 is an apocalyptic number.

43948091003 is a deficient number, since it is larger than the sum of its proper divisors (1).

43948091003 is an equidigital number, since it uses as much as digits as its factorization.

43948091003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 93312, while the sum is 41.

Adding to 43948091003 its sum of digits (41), we get a square (43948091044 = 209638²).

The spelling of 43948091003 in words is "forty-three billion, nine hundred forty-eight million, ninety-one thousand, three".