2040247403 has 2 divisors, whose sum is σ = 2040247404. Its totient is φ = 2040247402.

The previous prime is 2040247387. The next prime is 2040247457. The reversal of 2040247403 is 3047420402.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2040247403 - 2⁴ = 2040247387 is a prime.

It is not a weakly prime, because it can be changed into another prime (2040247483) 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, 1020123701 + 1020123702.

It is an arithmetic number, because the mean of its divisors is an integer number (1020123702).

Almost surely, 2^2040247403 is an apocalyptic number.

2040247403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2040247403 is an equidigital number, since it uses as much as digits as its factorization.

2040247403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5376, while the sum is 26.

The square root of 2040247403 is about 45169.0978767564. The cubic root of 2040247403 is about 1268.3164090373.

Adding to 2040247403 its reverse (3047420402), we get a palindrome (5087667805).

The spelling of 2040247403 in words is "two billion, forty million, two hundred forty-seven thousand, four hundred three".