10699639 has 2 divisors, whose sum is σ = 10699640. Its totient is φ = 10699638.

The previous prime is 10699627. The next prime is 10699643. The reversal of 10699639 is 93699601.

10699639 is digitally balanced in base 3, 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 10699639 - 2²¹ = 8602487 is a prime.

It is a super-2 number, since 2×10699639² = 228964549460642, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10699595 and 10699604.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10699609) 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, 5349819 + 5349820.

It is an arithmetic number, because the mean of its divisors is an integer number (5349820).

Almost surely, 2^10699639 is an apocalyptic number.

10699639 is a deficient number, since it is larger than the sum of its proper divisors (1).

10699639 is an equidigital number, since it uses as much as digits as its factorization.

10699639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 78732, while the sum is 43.

The square root of 10699639 is about 3271.0302658337. The cubic root of 10699639 is about 220.3550671300.

The spelling of 10699639 in words is "ten million, six hundred ninety-nine thousand, six hundred thirty-nine".