1351302120272 has 160 divisors (see below), whose sum is σ = 3060848343168. Its totient is φ = 572210085888.

The previous prime is 1351302120269. The next prime is 1351302120317. The reversal of 1351302120272 is 2720212031531.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 79512608 + ... + 79529600.

Almost surely, 2^{1351302120272} 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 1351302120272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1530424171584).

1351302120272 is an abundant number, since it is smaller than the sum of its proper divisors (1709546222896).

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

1351302120272 is a wasteful number, since it uses less digits than its factorization.

1351302120272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17597 (or 17591 counting only the distinct ones).

The product of its (nonzero) digits is 5040, while the sum is 29.

The spelling of 1351302120272 in words is "one trillion, three hundred fifty-one billion, three hundred two million, one hundred twenty thousand, two hundred seventy-two".