10138851 has 40 divisors (see below), whose sum is σ = 16552800. Its totient is φ = 6158592.

The previous prime is 10138831. The next prime is 10138859. The reversal of 10138851 is 15883101.

It is not a de Polignac number, because 10138851 - 2⁶ = 10138787 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (10138859) 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 in 39 ways as a sum of consecutive naturals, for example, 50850 + ... + 51048.

It is an arithmetic number, because the mean of its divisors is an integer number (413820).

Almost surely, 2^10138851 is an apocalyptic number.

10138851 is a deficient number, since it is larger than the sum of its proper divisors (6413949).

10138851 is a wasteful number, since it uses less digits than its factorization.

10138851 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 265 (or 256 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 27.

The square root of 10138851 is about 3184.1562461663. The cubic root of 10138851 is about 216.4360404665.

The spelling of 10138851 in words is "ten million, one hundred thirty-eight thousand, eight hundred fifty-one".