10801639 has 2 divisors, whose sum is σ = 10801640. Its totient is φ = 10801638.

The previous prime is 10801627. The next prime is 10801649. The reversal of 10801639 is 93610801.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10801639 is a 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 (10801649) 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, 5400819 + 5400820.

It is an arithmetic number, because the mean of its divisors is an integer number (5400820).

Almost surely, 2^10801639 is an apocalyptic number.

10801639 is a deficient number, since it is larger than the sum of its proper divisors (1).

10801639 is an equidigital number, since it uses as much as digits as its factorization.

10801639 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 28.

The square root of 10801639 is about 3286.5847014796. The cubic root of 10801639 is about 221.0530710707.

The spelling of 10801639 in words is "ten million, eight hundred one thousand, six hundred thirty-nine".