1226413024145 has 4 divisors (see below), whose sum is σ = 1471695628980. Its totient is φ = 981130419312.

The previous prime is 1226413024127. The next prime is 1226413024159. The reversal of 1226413024145 is 5414203146221.

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 437227757824 + 789185266321 = 661232^2 + 888361^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1226413024145 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122641302410 + ... + 122641302419.

It is an arithmetic number, because the mean of its divisors is an integer number (367923907245).

Almost surely, 2^{1226413024145} is an apocalyptic number.

It is an amenable number.

1226413024145 is a deficient number, since it is larger than the sum of its proper divisors (245282604835).

1226413024145 is an equidigital number, since it uses as much as digits as its factorization.

1226413024145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245282604834.

The product of its (nonzero) digits is 46080, while the sum is 35.

The spelling of 1226413024145 in words is "one trillion, two hundred twenty-six billion, four hundred thirteen million, twenty-four thousand, one hundred forty-five".