853603412 has 6 divisors (see below), whose sum is σ = 1493805978. Its totient is φ = 426801704.

The previous prime is 853603403. The next prime is 853603423. The reversal of 853603412 is 214306358.

It can be written as a sum of positive squares in only one way, i.e., 809061136 + 44542276 = 28444^2 + 6674^2 .

It is a super-3 number, since 3×853603412³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106700423 + ... + 106700430.

It is an arithmetic number, because the mean of its divisors is an integer number (248967663).

Almost surely, 2^853603412 is an apocalyptic number.

It is an amenable number.

853603412 is a deficient number, since it is larger than the sum of its proper divisors (640202566).

853603412 is a wasteful number, since it uses less digits than its factorization.

853603412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213400857 (or 213400855 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 32.

The square root of 853603412 is about 29216.4921234566. The cubic root of 853603412 is about 948.6049374132.

The spelling of 853603412 in words is "eight hundred fifty-three million, six hundred three thousand, four hundred twelve".