1345244453212 has 48 divisors (see below), whose sum is σ = 2603265648480. Its totient is φ = 603169376000.

The previous prime is 1345244453209. The next prime is 1345244453213. The reversal of 1345244453212 is 2123544425431.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345244453213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 632778 + ... + 1758094.

It is an arithmetic number, because the mean of its divisors is an integer number (54234701010).

Almost surely, 2^{1345244453212} is an apocalyptic number.

It is an amenable number.

1345244453212 is a deficient number, since it is larger than the sum of its proper divisors (1258021195268).

1345244453212 is a wasteful number, since it uses less digits than its factorization.

1345244453212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1125702 (or 1125700 counting only the distinct ones).

The product of its digits is 460800, while the sum is 40.

Adding to 1345244453212 its reverse (2123544425431), we get a palindrome (3468788878643).

The spelling of 1345244453212 in words is "one trillion, three hundred forty-five billion, two hundred forty-four million, four hundred fifty-three thousand, two hundred twelve".