1353261104225 has 6 divisors (see below), whose sum is σ = 1678043769270. Its totient is φ = 1082608883360.

The previous prime is 1353261104191. The next prime is 1353261104249. The reversal of 1353261104225 is 5224011623531.

It can be written as a sum of positive squares in 3 ways, for example, as 3091471201 + 1350169633024 = 55601^2 + 1161968^2 .

It is not a de Polignac number, because 1353261104225 - 2¹² = 1353261100129 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 27065222060 + ... + 27065222109.

It is an arithmetic number, because the mean of its divisors is an integer number (279673961545).

Almost surely, 2^{1353261104225} is an apocalyptic number.

It is an amenable number.

1353261104225 is a deficient number, since it is larger than the sum of its proper divisors (324782665045).

1353261104225 is an equidigital number, since it uses as much as digits as its factorization.

1353261104225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54130444179 (or 54130444174 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 35.

Adding to 1353261104225 its reverse (5224011623531), we get a palindrome (6577272727756).

The spelling of 1353261104225 in words is "one trillion, three hundred fifty-three billion, two hundred sixty-one million, one hundred four thousand, two hundred twenty-five".