10690819 has 2 divisors, whose sum is σ = 10690820. Its totient is φ = 10690818.

The previous prime is 10690793. The next prime is 10690847. The reversal of 10690819 is 91809601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10690819 - 2¹¹ = 10688771 is a prime.

It is a super-2 number, since 2×10690819² = 228587221781522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (10690619) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5345409 + 5345410.

It is an arithmetic number, because the mean of its divisors is an integer number (5345410).

Almost surely, 2^10690819 is an apocalyptic number.

10690819 is a deficient number, since it is larger than the sum of its proper divisors (1).

10690819 is an equidigital number, since it uses as much as digits as its factorization.

10690819 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3888, while the sum is 34.

The square root of 10690819 is about 3269.6817887984. The cubic root of 10690819 is about 220.2945022838.

The spelling of 10690819 in words is "ten million, six hundred ninety thousand, eight hundred nineteen".