1825664333 has 2 divisors, whose sum is σ = 1825664334. Its totient is φ = 1825664332.

The previous prime is 1825664293. The next prime is 1825664371. The reversal of 1825664333 is 3334665281.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1495987684 + 329676649 = 38678^2 + 18157^2 .

It is a cyclic number.

It is not a de Polignac number, because 1825664333 - 2²² = 1821470029 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1825664383) 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, 912832166 + 912832167.

It is an arithmetic number, because the mean of its divisors is an integer number (912832167).

Almost surely, 2^1825664333 is an apocalyptic number.

It is an amenable number.

1825664333 is a deficient number, since it is larger than the sum of its proper divisors (1).

1825664333 is an equidigital number, since it uses as much as digits as its factorization.

1825664333 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 311040, while the sum is 41.

The square root of 1825664333 is about 42727.7934487612. The cubic root of 1825664333 is about 1222.1944587379.

The spelling of 1825664333 in words is "one billion, eight hundred twenty-five million, six hundred sixty-four thousand, three hundred thirty-three".