100769639 has 2 divisors, whose sum is σ = 100769640. Its totient is φ = 100769638.

The previous prime is 100769633. The next prime is 100769663. The reversal of 100769639 is 936967001.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100769639 - 2¹⁶ = 100704103 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 100769596 and 100769605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100769633) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50384819 + 50384820.

It is an arithmetic number, because the mean of its divisors is an integer number (50384820).

Almost surely, 2^100769639 is an apocalyptic number.

100769639 is a deficient number, since it is larger than the sum of its proper divisors (1).

100769639 is an equidigital number, since it uses as much as digits as its factorization.

100769639 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 41.

The square root of 100769639 is about 10038.4081905450. The cubic root of 100769639 is about 465.3466240437.

The spelling of 100769639 in words is "one hundred million, seven hundred sixty-nine thousand, six hundred thirty-nine".