608696139 has 16 divisors (see below), whose sum is σ = 845980928. Its totient is φ = 388932192.

The previous prime is 608696131. The next prime is 608696147. The reversal of 608696139 is 931696806.

It is an interprime number because it is at equal distance from previous prime (608696131) and next prime (608696147).

It is not a de Polignac number, because 608696139 - 2³ = 608696131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (608696131) 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 in 15 ways as a sum of consecutive naturals, for example, 33487 + ... + 48360.

It is an arithmetic number, because the mean of its divisors is an integer number (52873808).

Almost surely, 2^608696139 is an apocalyptic number.

608696139 is a deficient number, since it is larger than the sum of its proper divisors (237284789).

608696139 is a wasteful number, since it uses less digits than its factorization.

608696139 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 81954.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 608696139 is about 24671.7680558163. The cubic root of 608696139 is about 847.4879183109.

The spelling of 608696139 in words is "six hundred eight million, six hundred ninety-six thousand, one hundred thirty-nine".