1351120356344 has 96 divisors (see below), whose sum is σ = 2870512207920. Its totient is φ = 591247872000.

The previous prime is 1351120356317. The next prime is 1351120356347. The reversal of 1351120356344 is 4436530211531.

It is a junction number, because it is equal to n+sod(n) for n = 1351120356298 and 1351120356307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1351120356347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16280234 + ... + 16363014.

Almost surely, 2^{1351120356344} 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 1351120356344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1435256103960).

1351120356344 is an abundant number, since it is smaller than the sum of its proper divisors (1519391851576).

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

1351120356344 is a wasteful number, since it uses less digits than its factorization.

1351120356344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83053 (or 83018 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 38.

Adding to 1351120356344 its reverse (4436530211531), we get a palindrome (5787650567875).

The spelling of 1351120356344 in words is "one trillion, three hundred fifty-one billion, one hundred twenty million, three hundred fifty-six thousand, three hundred forty-four".