10201239 has 12 divisors (see below), whose sum is σ = 14937936. Its totient is φ = 6707232.

The previous prime is 10201231. The next prime is 10201267. The reversal of 10201239 is 93210201.

It is a happy number.

It is not a de Polignac number, because 10201239 - 2³ = 10201231 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201231) 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 11 ways as a sum of consecutive naturals, for example, 7107 + ... + 8420.

It is an arithmetic number, because the mean of its divisors is an integer number (1244828).

Almost surely, 2^10201239 is an apocalyptic number.

10201239 is a deficient number, since it is larger than the sum of its proper divisors (4736697).

10201239 is a wasteful number, since it uses less digits than its factorization.

10201239 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15606 (or 15603 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

The square root of 10201239 is about 3193.9378516183. The cubic root of 10201239 is about 216.8790692900.

It can be divided in two parts, 10201 and 239, that added together give a triangular number (10440 = T₁₄₄).

The spelling of 10201239 in words is "ten million, two hundred one thousand, two hundred thirty-nine".