1053000152821 has 8 divisors (see below), whose sum is σ = 1077521940000.
Its totient is φ = 1028479884432.
The previous prime is 1053000152819. The next prime is 1053000152833. The reversal of 1053000152821 is 1282510003501.
1053000152821 is a nontrivial binomial coefficient, being equal to C(1451207, 2).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 1053000152821 - 21 = 1053000152819 is a prime.
It is a super-2 number, since 2×10530001528212 (a number of 25 digits) contains 22 as substring.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 1053000152821.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1053000152801) 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, 1088406 + ... + 1814008.
It is an arithmetic number, because the mean of its divisors is an integer number (134690242500).
Almost surely, 21053000152821 is an apocalyptic number.
1053000152821 is the 1451206-th triangular number.
1053000152821 is the 548505-th centered heptagonal number and also the 483736-th centered nonagonal number.
It is an amenable number.
1053000152821 is a deficient number, since it is larger than the sum of its proper divisors (24521787179).
1053000152821 is an equidigital number, since it uses as much as digits as its factorization.
1053000152821 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 759395.
The product of its (nonzero) digits is 2400, while the sum is 28.
The spelling of 1053000152821 in words is "one trillion, fifty-three billion, one hundred fifty-two thousand, eight hundred twenty-one".