1222245814457 has 8 divisors (see below), whose sum is σ = 1265163580416. Its totient is φ = 1179848264112.

The previous prime is 1222245814417. The next prime is 1222245814469. The reversal of 1222245814457 is 7544185422221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1222245814457 - 2¹⁰ = 1222245813433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1222245814417) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130049123 + ... + 130058520.

It is an arithmetic number, because the mean of its divisors is an integer number (158145447552).

Almost surely, 2^{1222245814457} is an apocalyptic number.

It is an amenable number.

1222245814457 is a deficient number, since it is larger than the sum of its proper divisors (42917765959).

1222245814457 is a wasteful number, since it uses less digits than its factorization.

1222245814457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260107807.

The product of its digits is 1433600, while the sum is 47.

The spelling of 1222245814457 in words is "one trillion, two hundred twenty-two billion, two hundred forty-five million, eight hundred fourteen thousand, four hundred fifty-seven".