10019853 has 6 divisors (see below), whose sum is σ = 14473134. Its totient is φ = 6679896.

The previous prime is 10019839. The next prime is 10019909. The reversal of 10019853 is 35891001.

It can be written as a sum of positive squares in only one way, i.e., 9998244 + 21609 = 3162^2 + 147^2 .

It is a de Polignac number, because none of the positive numbers 2^k-10019853 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10019813) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 556650 + ... + 556667.

It is an arithmetic number, because the mean of its divisors is an integer number (2412189).

Almost surely, 2^10019853 is an apocalyptic number.

It is an amenable number.

10019853 is a deficient number, since it is larger than the sum of its proper divisors (4453281).

10019853 is a wasteful number, since it uses less digits than its factorization.

10019853 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113323 (or 1113320 counting only the distinct ones).

The product of its (nonzero) digits is 1080, while the sum is 27.

The square root of 10019853 is about 3165.4151386509. The cubic root of 10019853 is about 215.5859480632.

The spelling of 10019853 in words is "ten million, nineteen thousand, eight hundred fifty-three".