1522105550345 has 4 divisors (see below), whose sum is σ = 1826526660420. Its totient is φ = 1217684440272.

The previous prime is 1522105550293. The next prime is 1522105550429. The reversal of 1522105550345 is 5430555012251.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 984974866681 + 537130683664 = 992459^2 + 732892^2 .

It is a cyclic number.

It is not a de Polignac number, because 1522105550345 - 2¹⁴ = 1522105533961 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1522105550299 and 1522105550308.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152210555030 + ... + 152210555039.

It is an arithmetic number, because the mean of its divisors is an integer number (456631665105).

Almost surely, 2^{1522105550345} is an apocalyptic number.

It is an amenable number.

1522105550345 is a deficient number, since it is larger than the sum of its proper divisors (304421110075).

1522105550345 is an equidigital number, since it uses as much as digits as its factorization.

1522105550345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304421110074.

The product of its (nonzero) digits is 150000, while the sum is 38.

The spelling of 1522105550345 in words is "one trillion, five hundred twenty-two billion, one hundred five million, five hundred fifty thousand, three hundred forty-five".