1799541223 has 2 divisors, whose sum is σ = 1799541224. Its totient is φ = 1799541222.

The previous prime is 1799541197. The next prime is 1799541251. The reversal of 1799541223 is 3221459971.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1799541223 - 2²⁵ = 1765986791 is a prime.

It is a super-2 number, since 2×1799541223² = 6476697226552671458, 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 1799541223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1799541283) 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, 899770611 + 899770612.

It is an arithmetic number, because the mean of its divisors is an integer number (899770612).

Almost surely, 2^1799541223 is an apocalyptic number.

1799541223 is a deficient number, since it is larger than the sum of its proper divisors (1).

1799541223 is an equidigital number, since it uses as much as digits as its factorization.

1799541223 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 136080, while the sum is 43.

The square root of 1799541223 is about 42420.9997878409. Note that the first 3 decimals coincide. The cubic root of 1799541223 is about 1216.3370431338.

The spelling of 1799541223 in words is "one billion, seven hundred ninety-nine million, five hundred forty-one thousand, two hundred twenty-three".