2040330403 has 2 divisors, whose sum is σ = 2040330404. Its totient is φ = 2040330402.

The previous prime is 2040330401. The next prime is 2040330419. The reversal of 2040330403 is 3040330402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040330403 - 2¹ = 2040330401 is a prime.

It is a super-2 number, since 2×2040330403² = 8325896306812284818, which contains 22 as substring.

Together with 2040330401, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (2040330401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1020165201 + 1020165202.

It is an arithmetic number, because the mean of its divisors is an integer number (1020165202).

Almost surely, 2^2040330403 is an apocalyptic number.

2040330403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040330403 is an equidigital number, since it uses as much as digits as its factorization.

2040330403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 2040330403 is about 45170.0166371455. The cubic root of 2040330403 is about 1268.3336077415. Note that the first 3 decimals are identical.

Adding to 2040330403 its reverse (3040330402), we get a palindrome (5080660805).

Subtracting 2040330403 from its reverse (3040330402), we obtain a palindrome (999999999).

The spelling of 2040330403 in words is "two billion, forty million, three hundred thirty thousand, four hundred three".