10500839 has 2 divisors, whose sum is σ = 10500840. Its totient is φ = 10500838.

The previous prime is 10500817. The next prime is 10500851. The reversal of 10500839 is 93800501.

10500839 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10500839 - 2¹⁶ = 10435303 is a prime.

It is a super-2 number, since 2×10500839² = 220535239407842, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10500899) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5250419 + 5250420.

It is an arithmetic number, because the mean of its divisors is an integer number (5250420).

Almost surely, 2^10500839 is an apocalyptic number.

10500839 is a deficient number, since it is larger than the sum of its proper divisors (1).

10500839 is an equidigital number, since it uses as much as digits as its factorization.

10500839 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 26.

The square root of 10500839 is about 3240.4998071285. The cubic root of 10500839 is about 218.9817892463.

The spelling of 10500839 in words is "ten million, five hundred thousand, eight hundred thirty-nine".