101996239 has 2 divisors, whose sum is σ = 101996240. Its totient is φ = 101996238.

The previous prime is 101996227. The next prime is 101996249. The reversal of 101996239 is 932699101.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 101996239 - 2⁹ = 101995727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (101996249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50998119 + 50998120.

It is an arithmetic number, because the mean of its divisors is an integer number (50998120).

Almost surely, 2^101996239 is an apocalyptic number.

101996239 is a deficient number, since it is larger than the sum of its proper divisors (1).

101996239 is an equidigital number, since it uses as much as digits as its factorization.

101996239 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 26244, while the sum is 40.

The square root of 101996239 is about 10099.3187394002. The cubic root of 101996239 is about 467.2271300759.

The spelling of 101996239 in words is "one hundred one million, nine hundred ninety-six thousand, two hundred thirty-nine".