10851645 has 16 divisors (see below), whose sum is σ = 19843200. Its totient is φ = 4960704.

The previous prime is 10851629. The next prime is 10851667. The reversal of 10851645 is 54615801.

It is not a de Polignac number, because 10851645 - 2⁴ = 10851629 is a prime.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 51570 + ... + 51779.

It is an arithmetic number, because the mean of its divisors is an integer number (1240200).

Almost surely, 2^10851645 is an apocalyptic number.

10851645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

10851645 is a deficient number, since it is larger than the sum of its proper divisors (8991555).

10851645 is a wasteful number, since it uses less digits than its factorization.

10851645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103364.

The product of its (nonzero) digits is 4800, while the sum is 30.

The square root of 10851645 is about 3294.1835103710. The cubic root of 10851645 is about 221.3936664667.

The spelling of 10851645 in words is "ten million, eight hundred fifty-one thousand, six hundred forty-five".