7690135139 has 2 divisors, whose sum is σ = 7690135140. Its totient is φ = 7690135138.

The previous prime is 7690135121. The next prime is 7690135207. The reversal of 7690135139 is 9315310967.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7690135139 - 2³² = 3395167843 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 7690135139.

It is not a weakly prime, because it can be changed into another prime (7690435139) 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, 3845067569 + 3845067570.

It is an arithmetic number, because the mean of its divisors is an integer number (3845067570).

Almost surely, 2^7690135139 is an apocalyptic number.

7690135139 is a deficient number, since it is larger than the sum of its proper divisors (1).

7690135139 is an equidigital number, since it uses as much as digits as its factorization.

7690135139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 153090, while the sum is 44.

The square root of 7690135139 is about 87693.4155966114. The cubic root of 7690135139 is about 1973.8371738715.

The spelling of 7690135139 in words is "seven billion, six hundred ninety million, one hundred thirty-five thousand, one hundred thirty-nine".