7681403033 has 2 divisors, whose sum is σ = 7681403034. Its totient is φ = 7681403032.

The previous prime is 7681402999. The next prime is 7681403047. The reversal of 7681403033 is 3303041867.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7681295449 + 107584 = 87643^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 7681403033 - 2⁶ = 7681402969 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 7681402984 and 7681403002.

It is not a weakly prime, because it can be changed into another prime (7681403053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3840701516 + 3840701517.

It is an arithmetic number, because the mean of its divisors is an integer number (3840701517).

Almost surely, 2^7681403033 is an apocalyptic number.

It is an amenable number.

7681403033 is a deficient number, since it is larger than the sum of its proper divisors (1).

7681403033 is an equidigital number, since it uses as much as digits as its factorization.

7681403033 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 35.

The square root of 7681403033 is about 87643.6137605017. The cubic root of 7681403033 is about 1973.0897971810.

The spelling of 7681403033 in words is "seven billion, six hundred eighty-one million, four hundred three thousand, thirty-three".