10640807 has 2 divisors, whose sum is σ = 10640808. Its totient is φ = 10640806.

The previous prime is 10640797. The next prime is 10640821. The reversal of 10640807 is 70804601.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10640807 - 2¹⁴ = 10624423 is a prime.

It is a super-2 number, since 2×10640807² = 226453547222498, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10640857) 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, 5320403 + 5320404.

It is an arithmetic number, because the mean of its divisors is an integer number (5320404).

Almost surely, 2^10640807 is an apocalyptic number.

10640807 is a deficient number, since it is larger than the sum of its proper divisors (1).

10640807 is an equidigital number, since it uses as much as digits as its factorization.

10640807 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1344, while the sum is 26.

The square root of 10640807 is about 3262.0249845763. The cubic root of 10640807 is about 219.9504502735.

The spelling of 10640807 in words is "ten million, six hundred forty thousand, eight hundred seven".