853511212 has 6 divisors (see below), whose sum is σ = 1493644628. Its totient is φ = 426755604.

The previous prime is 853511203. The next prime is 853511221. The reversal of 853511212 is 212115358.

It is an interprime number because it is at equal distance from previous prime (853511203) and next prime (853511221).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106688898 + ... + 106688905.

Almost surely, 2^853511212 is an apocalyptic number.

It is an amenable number.

853511212 is a deficient number, since it is larger than the sum of its proper divisors (640133416).

853511212 is a wasteful number, since it uses less digits than its factorization.

853511212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213377807 (or 213377805 counting only the distinct ones).

The product of its digits is 2400, while the sum is 28.

The square root of 853511212 is about 29214.9142049057. The cubic root of 853511212 is about 948.5707823933.

The spelling of 853511212 in words is "eight hundred fifty-three million, five hundred eleven thousand, two hundred twelve".