1622401343 has 2 divisors, whose sum is σ = 1622401344. Its totient is φ = 1622401342.

The previous prime is 1622401327. The next prime is 1622401349. The reversal of 1622401343 is 3431042261.

It is a strong prime.

It is an emirp because it is prime and its reverse (3431042261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1622401343 - 2⁴ = 1622401327 is a prime.

It is a super-2 number, since 2×1622401343² = 5264372235536407298, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1622401349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811200671 + 811200672.

It is an arithmetic number, because the mean of its divisors is an integer number (811200672).

Almost surely, 2^1622401343 is an apocalyptic number.

1622401343 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622401343 is an equidigital number, since it uses as much as digits as its factorization.

1622401343 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 1622401343 is about 40279.0434717608. The cubic root of 1622401343 is about 1175.0403107945.

The spelling of 1622401343 in words is "one billion, six hundred twenty-two million, four hundred one thousand, three hundred forty-three".