853540051 has 16 divisors (see below), whose sum is σ = 1096187904. Its totient is φ = 645964704.

The previous prime is 853540043. The next prime is 853540057. The reversal of 853540051 is 150045358.

It is not a de Polignac number, because 853540051 - 2³ = 853540043 is a prime.

It is a super-2 number, since 2×853540051² = 1457061237322165202, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 853539995 and 853540022.

It is not an unprimeable number, because it can be changed into a prime (853540057) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 201811 + ... + 205996.

It is an arithmetic number, because the mean of its divisors is an integer number (68511744).

Almost surely, 2^853540051 is an apocalyptic number.

853540051 is a deficient number, since it is larger than the sum of its proper divisors (242647853).

853540051 is a wasteful number, since it uses less digits than its factorization.

853540051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 407850.

The product of its (nonzero) digits is 12000, while the sum is 31.

The square root of 853540051 is about 29215.4077671355. The cubic root of 853540051 is about 948.5814659182.

The spelling of 853540051 in words is "eight hundred fifty-three million, five hundred forty thousand, fifty-one".