1840552829 has 2 divisors, whose sum is σ = 1840552830. Its totient is φ = 1840552828.

The previous prime is 1840552733. The next prime is 1840552859. The reversal of 1840552829 is 9282550481.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1834151929 + 6400900 = 42827^2 + 2530^2 .

It is a cyclic number.

It is not a de Polignac number, because 1840552829 - 2¹² = 1840548733 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1840552829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1840552859) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 920276414 + 920276415.

It is an arithmetic number, because the mean of its divisors is an integer number (920276415).

Almost surely, 2^1840552829 is an apocalyptic number.

It is an amenable number.

1840552829 is a deficient number, since it is larger than the sum of its proper divisors (1).

1840552829 is an equidigital number, since it uses as much as digits as its factorization.

1840552829 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 230400, while the sum is 44.

The square root of 1840552829 is about 42901.6646413633. The cubic root of 1840552829 is about 1225.5078453003.

The spelling of 1840552829 in words is "one billion, eight hundred forty million, five hundred fifty-two thousand, eight hundred twenty-nine".