1355633356 has 96 divisors (see below), whose sum is σ = 3152056320. Its totient is φ = 494164800.

The previous prime is 1355633353. The next prime is 1355633381. The reversal of 1355633356 is 6533365531.

It is not an unprimeable number, because it can be changed into a prime (1355633353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 484321 + ... + 487111.

It is an arithmetic number, because the mean of its divisors is an integer number (32833920).

Almost surely, 2^1355633356 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1355633356, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1576028160).

1355633356 is an abundant number, since it is smaller than the sum of its proper divisors (1796422964).

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

1355633356 is a wasteful number, since it uses less digits than its factorization.

1355633356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2915 (or 2913 counting only the distinct ones).

The product of its digits is 364500, while the sum is 40.

The square root of 1355633356 is about 36818.9266003234. The cubic root of 1355633356 is about 1106.7446096375.

Adding to 1355633356 its reverse (6533365531), we get a palindrome (7888998887).

The spelling of 1355633356 in words is "one billion, three hundred fifty-five million, six hundred thirty-three thousand, three hundred fifty-six".