1622853959 has 2 divisors, whose sum is σ = 1622853960. Its totient is φ = 1622853958.

The previous prime is 1622853919. The next prime is 1622853989. The reversal of 1622853959 is 9593582261.

It is a strong prime.

It is an emirp because it is prime and its reverse (9593582261) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1622853959 - 2⁸ = 1622853703 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1622853919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 811426979 + 811426980.

It is an arithmetic number, because the mean of its divisors is an integer number (811426980).

Almost surely, 2^1622853959 is an apocalyptic number.

1622853959 is a deficient number, since it is larger than the sum of its proper divisors (1).

1622853959 is an equidigital number, since it uses as much as digits as its factorization.

1622853959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1166400, while the sum is 50.

The square root of 1622853959 is about 40284.6615847769. The cubic root of 1622853959 is about 1175.1495711814.

The spelling of 1622853959 in words is "one billion, six hundred twenty-two million, eight hundred fifty-three thousand, nine hundred fifty-nine".