1225044300345 has 16 divisors (see below), whose sum is σ = 1960089725952. Its totient is φ = 653350678400.

The previous prime is 1225044300331. The next prime is 1225044300367. The reversal of 1225044300345 is 5430034405221.

It is not a de Polignac number, because 1225044300345 - 2¹² = 1225044296249 is a prime.

It is a Curzon 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 15 ways as a sum of consecutive naturals, for example, 1520104 + ... + 2181926.

It is an arithmetic number, because the mean of its divisors is an integer number (122505607872).

Almost surely, 2^{1225044300345} is an apocalyptic number.

1225044300345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1225044300345 is a deficient number, since it is larger than the sum of its proper divisors (735045425607).

1225044300345 is a wasteful number, since it uses less digits than its factorization.

1225044300345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 785232.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 1225044300345 its reverse (5430034405221), we get a palindrome (6655078705566).

The spelling of 1225044300345 in words is "one trillion, two hundred twenty-five billion, forty-four million, three hundred thousand, three hundred forty-five".