1065403212 has 24 divisors (see below), whose sum is σ = 2488642800. Its totient is φ = 354748416.

The previous prime is 1065403177. The next prime is 1065403231. The reversal of 1065403212 is 2123045601.

It is a super-2 number, since 2×1065403212² = 2270168008279833888, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36637 + ... + 58932.

It is an arithmetic number, because the mean of its divisors is an integer number (103693450).

Almost surely, 2^1065403212 is an apocalyptic number.

1065403212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1065403212 is an abundant number, since it is smaller than the sum of its proper divisors (1423239588).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1065403212 is a wasteful number, since it uses less digits than its factorization.

1065403212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96505 (or 96503 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1065403212 is about 32640.5148856448. The cubic root of 1065403212 is about 1021.3423349609.

Adding to 1065403212 its reverse (2123045601), we get a palindrome (3188448813).

The spelling of 1065403212 in words is "one billion, sixty-five million, four hundred three thousand, two hundred twelve".