3129639199 has 2 divisors, whose sum is σ = 3129639200. Its totient is φ = 3129639198.

The previous prime is 3129639119. The next prime is 3129639203. The reversal of 3129639199 is 9919369213.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3129639199 - 2¹³ = 3129631007 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3129639119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1564819599 + 1564819600.

It is an arithmetic number, because the mean of its divisors is an integer number (1564819600).

Almost surely, 2^3129639199 is an apocalyptic number.

3129639199 is a deficient number, since it is larger than the sum of its proper divisors (1).

3129639199 is an equidigital number, since it uses as much as digits as its factorization.

3129639199 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 708588, while the sum is 52.

The square root of 3129639199 is about 55943.1783062064. The cubic root of 3129639199 is about 1462.7319834017.

The spelling of 3129639199 in words is "three billion, one hundred twenty-nine million, six hundred thirty-nine thousand, one hundred ninety-nine".