1928341553 has 2 divisors, whose sum is σ = 1928341554. Its totient is φ = 1928341552.

The previous prime is 1928341523. The next prime is 1928341609. The reversal of 1928341553 is 3551438291.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1445748529 + 482593024 = 38023^2 + 21968^2 .

It is an emirp because it is prime and its reverse (3551438291) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1928341553 - 2⁶ = 1928341489 is a prime.

It is a super-2 number, since 2×1928341553² = 7437002290052903618, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1928341553.

It is not a weakly prime, because it can be changed into another prime (1928341523) 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, 964170776 + 964170777.

It is an arithmetic number, because the mean of its divisors is an integer number (964170777).

Almost surely, 2^1928341553 is an apocalyptic number.

It is an amenable number.

1928341553 is a deficient number, since it is larger than the sum of its proper divisors (1).

1928341553 is an equidigital number, since it uses as much as digits as its factorization.

1928341553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 129600, while the sum is 41.

The square root of 1928341553 is about 43912.8859561746. The cubic root of 1928341553 is about 1244.6903426050.

The spelling of 1928341553 in words is "one billion, nine hundred twenty-eight million, three hundred forty-one thousand, five hundred fifty-three".