1353243102261 has 8 divisors (see below), whose sum is σ = 1804338422400. Its totient is φ = 902154925152.

The previous prime is 1353243102247. The next prime is 1353243102311. The reversal of 1353243102261 is 1622013423531.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1353243102261 - 2³⁵ = 1318883363893 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1353243102461) 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 7 ways as a sum of consecutive naturals, for example, 1326861 + ... + 2113538.

It is an arithmetic number, because the mean of its divisors is an integer number (225542302800).

Almost surely, 2^{1353243102261} is an apocalyptic number.

It is an amenable number.

1353243102261 is a deficient number, since it is larger than the sum of its proper divisors (451095320139).

1353243102261 is a wasteful number, since it uses less digits than its factorization.

1353243102261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3571515.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 1353243102261 its reverse (1622013423531), we get a palindrome (2975256525792).

The spelling of 1353243102261 in words is "one trillion, three hundred fifty-three billion, two hundred forty-three million, one hundred two thousand, two hundred sixty-one".