2017929139 has 2 divisors, whose sum is σ = 2017929140. Its totient is φ = 2017929138.

The previous prime is 2017929107. The next prime is 2017929167. The reversal of 2017929139 is 9319297102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2017929139 - 2⁵ = 2017929107 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2017929095 and 2017929104.

It is not a weakly prime, because it can be changed into another prime (2017929239) 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, 1008964569 + 1008964570.

It is an arithmetic number, because the mean of its divisors is an integer number (1008964570).

Almost surely, 2^2017929139 is an apocalyptic number.

2017929139 is a deficient number, since it is larger than the sum of its proper divisors (1).

2017929139 is an equidigital number, since it uses as much as digits as its factorization.

2017929139 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 43.

The square root of 2017929139 is about 44921.3661746835. The cubic root of 2017929139 is about 1263.6747386779.

The spelling of 2017929139 in words is "two billion, seventeen million, nine hundred twenty-nine thousand, one hundred thirty-nine".