853403013 has 16 divisors (see below), whose sum is σ = 1272792000. Its totient is φ = 565114320.

The previous prime is 853402973. The next prime is 853403021. The reversal of 853403013 is 310304358.

It is a happy number.

It is not a de Polignac number, because 853403013 - 2¹⁶ = 853337477 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853401013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 102043 + ... + 110088.

It is an arithmetic number, because the mean of its divisors is an integer number (79549500).

Almost surely, 2^853403013 is an apocalyptic number.

It is an amenable number.

853403013 is a deficient number, since it is larger than the sum of its proper divisors (419388987).

853403013 is a wasteful number, since it uses less digits than its factorization.

853403013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212289 (or 212283 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 853403013 is about 29213.0623694265. The cubic root of 853403013 is about 948.5306974884.

The spelling of 853403013 in words is "eight hundred fifty-three million, four hundred three thousand, thirteen".