1355128852 has 36 divisors (see below), whose sum is σ = 2979051040. Its totient is φ = 527970960.

The previous prime is 1355128793. The next prime is 1355128861. The reversal of 1355128852 is 2588215531.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 196602 + ... + 203377.

Almost surely, 2^1355128852 is an apocalyptic number.

It is an amenable number.

1355128852 is an abundant number, since it is smaller than the sum of its proper divisors (1623922188).

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

1355128852 is a wasteful number, since it uses less digits than its factorization.

1355128852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400012 (or 399999 counting only the distinct ones).

The product of its digits is 96000, while the sum is 40.

The square root of 1355128852 is about 36812.0748124851. The cubic root of 1355128852 is about 1106.6072995604.

The spelling of 1355128852 in words is "one billion, three hundred fifty-five million, one hundred twenty-eight thousand, eight hundred fifty-two".