2756920403 has 2 divisors, whose sum is σ = 2756920404. Its totient is φ = 2756920402.

The previous prime is 2756920393. The next prime is 2756920417. The reversal of 2756920403 is 3040296572.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2756920403 - 2⁸ = 2756920147 is a prime.

It is a super-2 number, since 2×2756920403² = 15201220216955364818, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (2756920493) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1378460201 + 1378460202.

It is an arithmetic number, because the mean of its divisors is an integer number (1378460202).

Almost surely, 2^2756920403 is an apocalyptic number.

2756920403 is a deficient number, since it is larger than the sum of its proper divisors (1).

2756920403 is an equidigital number, since it uses as much as digits as its factorization.

2756920403 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 2756920403 is about 52506.3844022801. The cubic root of 2756920403 is about 1402.1939076312.

The spelling of 2756920403 in words is "two billion, seven hundred fifty-six million, nine hundred twenty thousand, four hundred three".