1622289313 has 2 divisors, whose sum is σ = 1622289314. Its totient is φ = 1622289312.

The previous prime is 1622289301. The next prime is 1622289341. The reversal of 1622289313 is 3139822261.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1497922209 + 124367104 = 38703^2 + 11152^2 .

It is a cyclic number.

It is not a de Polignac number, because 1622289313 - 2⁵ = 1622289281 is a prime.

It is not a weakly prime, because it can be changed into another prime (1622289343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811144656 + 811144657.

It is an arithmetic number, because the mean of its divisors is an integer number (811144657).

Almost surely, 2^1622289313 is an apocalyptic number.

It is an amenable number.

1622289313 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622289313 is an equidigital number, since it uses as much as digits as its factorization.

1622289313 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 37.

The square root of 1622289313 is about 40277.6527742122. The cubic root of 1622289313 is about 1175.0132638913.

The spelling of 1622289313 in words is "one billion, six hundred twenty-two million, two hundred eighty-nine thousand, three hundred thirteen".