853188045 has 16 divisors (see below), whose sum is σ = 1409137152. Its totient is φ = 440354880.

The previous prime is 853188019. The next prime is 853188047. The reversal of 853188045 is 540881358.

It is not a de Polignac number, because 853188045 - 2⁶ = 853187981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 853187988 and 853188006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (853188047) 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, 916942 + ... + 917871.

It is an arithmetic number, because the mean of its divisors is an integer number (88071072).

Almost surely, 2^853188045 is an apocalyptic number.

It is an amenable number.

853188045 is a deficient number, since it is larger than the sum of its proper divisors (555949107).

853188045 is a wasteful number, since it uses less digits than its factorization.

853188045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1834852.

The product of its (nonzero) digits is 153600, while the sum is 42.

The square root of 853188045 is about 29209.3828247021. The cubic root of 853188045 is about 948.4510474024.

The spelling of 853188045 in words is "eight hundred fifty-three million, one hundred eighty-eight thousand, forty-five".