2031196439 has 2 divisors, whose sum is σ = 2031196440. Its totient is φ = 2031196438.

The previous prime is 2031196429. The next prime is 2031196487. The reversal of 2031196439 is 9346911302.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2031196439 - 2¹² = 2031192343 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2031196429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1015598219 + 1015598220.

It is an arithmetic number, because the mean of its divisors is an integer number (1015598220).

Almost surely, 2^2031196439 is an apocalyptic number.

2031196439 is a deficient number, since it is larger than the sum of its proper divisors (1).

2031196439 is an equidigital number, since it uses as much as digits as its factorization.

2031196439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 2031196439 is about 45068.7967334385. The cubic root of 2031196439 is about 1266.4381232249.

The spelling of 2031196439 in words is "two billion, thirty-one million, one hundred ninety-six thousand, four hundred thirty-nine".