2043251440403 has 2 divisors, whose sum is σ = 2043251440404. Its totient is φ = 2043251440402.

The previous prime is 2043251440379. The next prime is 2043251440423. The reversal of 2043251440403 is 3040441523402.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2043251440403 - 2¹² = 2043251436307 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2043251440403.

It is not a weakly prime, because it can be changed into another prime (2043251440423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1021625720201 + 1021625720202.

It is an arithmetic number, because the mean of its divisors is an integer number (1021625720202).

Almost surely, 2^{2043251440403} is an apocalyptic number.

2043251440403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2043251440403 is an equidigital number, since it uses as much as digits as its factorization.

2043251440403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46080, while the sum is 32.

Adding to 2043251440403 its reverse (3040441523402), we get a palindrome (5083692963805).

The spelling of 2043251440403 in words is "two trillion, forty-three billion, two hundred fifty-one million, four hundred forty thousand, four hundred three".