1353111256 has 32 divisors (see below), whose sum is σ = 2900766240. Its totient is φ = 579656448.

The previous prime is 1353111197. The next prime is 1353111259. The reversal of 1353111256 is 6521113531.

It is a super-2 number, since 2×1353111256² = 3661820142227795072, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353111259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 195796 + ... + 202588.

It is an arithmetic number, because the mean of its divisors is an integer number (90648945).

Almost surely, 2^1353111256 is an apocalyptic number.

It is an amenable number.

1353111256 is an abundant number, since it is smaller than the sum of its proper divisors (1547654984).

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

1353111256 is a wasteful number, since it uses less digits than its factorization.

1353111256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10363 (or 10359 counting only the distinct ones).

The product of its digits is 2700, while the sum is 28.

The square root of 1353111256 is about 36784.6606073782. The cubic root of 1353111256 is about 1106.0578326402.

Adding to 1353111256 its reverse (6521113531), we get a palindrome (7874224787).

The spelling of 1353111256 in words is "one billion, three hundred fifty-three million, one hundred eleven thousand, two hundred fifty-six".