1356113052 has 144 divisors (see below), whose sum is σ = 4201666560. Its totient is φ = 359963136.

The previous prime is 1356113047. The next prime is 1356113081. The reversal of 1356113052 is 2503116531.

1356113052 is a `hidden beast` number, since 1 + 356 + 1 + 1 + 305 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 336433 + ... + 340439.

It is an arithmetic number, because the mean of its divisors is an integer number (29178240).

Almost surely, 2^1356113052 is an apocalyptic number.

1356113052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1356113052, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2100833280).

1356113052 is an abundant number, since it is smaller than the sum of its proper divisors (2845553508).

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

1356113052 is a wasteful number, since it uses less digits than its factorization.

1356113052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4120 (or 4115 counting only the distinct ones).

The product of its (nonzero) digits is 2700, while the sum is 27.

The square root of 1356113052 is about 36825.4402825004. The cubic root of 1356113052 is about 1106.8751361676.

Adding to 1356113052 its reverse (2503116531), we get a palindrome (3859229583).

The spelling of 1356113052 in words is "one billion, three hundred fifty-six million, one hundred thirteen thousand, fifty-two".