100965439 has 2 divisors, whose sum is σ = 100965440. Its totient is φ = 100965438.

The previous prime is 100965421. The next prime is 100965509. The reversal of 100965439 is 934569001.

It is a weak prime.

It is an emirp because it is prime and its reverse (934569001) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 100965439 - 2⁵ = 100965407 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 100965398 and 100965407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100965409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50482719 + 50482720.

It is an arithmetic number, because the mean of its divisors is an integer number (50482720).

Almost surely, 2^100965439 is an apocalyptic number.

100965439 is a deficient number, since it is larger than the sum of its proper divisors (1).

100965439 is an equidigital number, since it uses as much as digits as its factorization.

100965439 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 100965439 is about 10048.1559999833. The cubic root of 100965439 is about 465.6478256096.

The spelling of 100965439 in words is "one hundred million, nine hundred sixty-five thousand, four hundred thirty-nine".