853335545 has 8 divisors (see below), whose sum is σ = 1024173960. Its totient is φ = 682554240.

The previous prime is 853335529. The next prime is 853335547. The reversal of 853335545 is 545533358.

It can be written as a sum of positive squares in 4 ways, for example, as 30162064 + 823173481 = 5492^2 + 28691^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 853335545 - 2⁴ = 853335529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (853335547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32591 + ... + 52619.

It is an arithmetic number, because the mean of its divisors is an integer number (128021745).

Almost surely, 2^853335545 is an apocalyptic number.

It is an amenable number.

853335545 is a deficient number, since it is larger than the sum of its proper divisors (170838415).

853335545 is a wasteful number, since it uses less digits than its factorization.

853335545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28555.

The product of its digits is 540000, while the sum is 41.

The square root of 853335545 is about 29211.9075892007. The cubic root of 853335545 is about 948.5057006406.

The spelling of 853335545 in words is "eight hundred fifty-three million, three hundred thirty-five thousand, five hundred forty-five".