1842315133 has 2 divisors, whose sum is σ = 1842315134. Its totient is φ = 1842315132.

The previous prime is 1842315131. The next prime is 1842315187. The reversal of 1842315133 is 3315132481.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1311381369 + 530933764 = 36213^2 + 23042^2 .

It is a cyclic number.

It is not a de Polignac number, because 1842315133 - 2¹ = 1842315131 is a prime.

Together with 1842315131, it forms a pair of twin primes.

It is a junction number, because it is equal to n+sod(n) for n = 1842315095 and 1842315104.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1842315131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 921157566 + 921157567.

It is an arithmetic number, because the mean of its divisors is an integer number (921157567).

Almost surely, 2^1842315133 is an apocalyptic number.

It is an amenable number.

1842315133 is a deficient number, since it is larger than the sum of its proper divisors (1).

1842315133 is an equidigital number, since it uses as much as digits as its factorization.

1842315133 is an evil number, because the sum of its binary digits is even.

The product of its digits is 8640, while the sum is 31.

The square root of 1842315133 is about 42922.1986039858. The cubic root of 1842315133 is about 1225.8988561623.

The spelling of 1842315133 in words is "one billion, eight hundred forty-two million, three hundred fifteen thousand, one hundred thirty-three".