1622447053 has 2 divisors, whose sum is σ = 1622447054. Its totient is φ = 1622447052.

The previous prime is 1622447033. The next prime is 1622447083. The reversal of 1622447053 is 3507442261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1617487524 + 4959529 = 40218^2 + 2227^2 .

It is a cyclic number.

It is not a de Polignac number, because 1622447053 - 2²⁵ = 1588892621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1622447033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811223526 + 811223527.

It is an arithmetic number, because the mean of its divisors is an integer number (811223527).

Almost surely, 2^1622447053 is an apocalyptic number.

It is an amenable number.

1622447053 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622447053 is an equidigital number, since it uses as much as digits as its factorization.

1622447053 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 34.

The square root of 1622447053 is about 40279.6108844164. The cubic root of 1622447053 is about 1175.0513459983.

The spelling of 1622447053 in words is "one billion, six hundred twenty-two million, four hundred forty-seven thousand, fifty-three".