1226075744273 has 4 divisors (see below), whose sum is σ = 1226099914788. Its totient is φ = 1226051573760.

The previous prime is 1226075744221. The next prime is 1226075744279. The reversal of 1226075744273 is 3724475706221.

It is a happy number.

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 853605992464 + 372469751809 = 923908^2 + 610303^2 .

It is a cyclic number.

It is not a de Polignac number, because 1226075744273 - 2⁶ = 1226075744209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1226075744279) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12009008 + ... + 12110673.

It is an arithmetic number, because the mean of its divisors is an integer number (306524978697).

Almost surely, 2^{1226075744273} is an apocalyptic number.

It is an amenable number.

1226075744273 is a deficient number, since it is larger than the sum of its proper divisors (24170515).

1226075744273 is an equidigital number, since it uses as much as digits as its factorization.

1226075744273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24170514.

The product of its (nonzero) digits is 3951360, while the sum is 50.

The spelling of 1226075744273 in words is "one trillion, two hundred twenty-six billion, seventy-five million, seven hundred forty-four thousand, two hundred seventy-three".