1422154044461 has 2 divisors, whose sum is σ = 1422154044462. Its totient is φ = 1422154044460.

The previous prime is 1422154044439. The next prime is 1422154044481. The reversal of 1422154044461 is 1644404512241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 851024700100 + 571129344361 = 922510^2 + 755731^2 .

It is a cyclic number.

It is not a de Polignac number, because 1422154044461 - 2¹⁰ = 1422154043437 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1422154044431) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 711077022230 + 711077022231.

It is an arithmetic number, because the mean of its divisors is an integer number (711077022231).

Almost surely, 2^{1422154044461} is an apocalyptic number.

It is an amenable number.

1422154044461 is a deficient number, since it is larger than the sum of its proper divisors (1).

1422154044461 is an equidigital number, since it uses as much as digits as its factorization.

1422154044461 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 122880, while the sum is 38.

The spelling of 1422154044461 in words is "one trillion, four hundred twenty-two billion, one hundred fifty-four million, forty-four thousand, four hundred sixty-one".