1245533226443 has 32 divisors (see below), whose sum is σ = 1516106875392. Its totient is φ = 1009269184000.

The previous prime is 1245533226439. The next prime is 1245533226449. The reversal of 1245533226443 is 3446223355421.

It is not a de Polignac number, because 1245533226443 - 2² = 1245533226439 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1245533226394 and 1245533226403.

It is not an unprimeable number, because it can be changed into a prime (1245533226449) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 999221 + ... + 1868022.

It is an arithmetic number, because the mean of its divisors is an integer number (47378339856).

Almost surely, 2^{1245533226443} is an apocalyptic number.

1245533226443 is a deficient number, since it is larger than the sum of its proper divisors (270573648949).

1245533226443 is a wasteful number, since it uses less digits than its factorization.

1245533226443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2867395.

The product of its digits is 2073600, while the sum is 44.

The spelling of 1245533226443 in words is "one trillion, two hundred forty-five billion, five hundred thirty-three million, two hundred twenty-six thousand, four hundred forty-three".