1245344453322 has 32 divisors (see below), whose sum is σ = 2602785166848. Its totient is φ = 396484961136.

The previous prime is 1245344453317. The next prime is 1245344453329. The reversal of 1245344453322 is 2233544435421.

It is not an unprimeable number, because it can be changed into a prime (1245344453329) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 6512068 + ... + 6700575.

It is an arithmetic number, because the mean of its divisors is an integer number (81337036464).

Almost surely, 2^{1245344453322} is an apocalyptic number.

1245344453322 is an abundant number, since it is smaller than the sum of its proper divisors (1357440713526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1245344453322 is a wasteful number, since it uses less digits than its factorization.

1245344453322 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13213354.

The product of its digits is 1382400, while the sum is 42.

Adding to 1245344453322 its reverse (2233544435421), we get a palindrome (3478888888743).

The spelling of 1245344453322 in words is "one trillion, two hundred forty-five billion, three hundred forty-four million, four hundred fifty-three thousand, three hundred twenty-two".