10899859 has 4 divisors (see below), whose sum is σ = 10948104. Its totient is φ = 10851616.

The previous prime is 10899829. The next prime is 10899869. The reversal of 10899859 is 95899801.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 95899801 = 463 ⋅207127.

It is a cyclic number.

It is not a de Polignac number, because 10899859 - 2⁷ = 10899731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10899829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23782 + ... + 24235.

It is an arithmetic number, because the mean of its divisors is an integer number (2737026).

Almost surely, 2^10899859 is an apocalyptic number.

10899859 is a deficient number, since it is larger than the sum of its proper divisors (48245).

10899859 is an equidigital number, since it uses as much as digits as its factorization.

10899859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48244.

The product of its (nonzero) digits is 233280, while the sum is 49.

The square root of 10899859 is about 3301.4934499405. The cubic root of 10899859 is about 221.7210670435.

The spelling of 10899859 in words is "ten million, eight hundred ninety-nine thousand, eight hundred fifty-nine".