1852013 has 2 divisors, whose sum is σ = 1852014. Its totient is φ = 1852012.

The previous prime is 1852009. The next prime is 1852049. The reversal of 1852013 is 3102581.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1747684 + 104329 = 1322^2 + 323^2 .

It is an emirp because it is prime and its reverse (3102581) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1852013 - 2² = 1852009 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1852003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 926006 + 926007.

It is an arithmetic number, because the mean of its divisors is an integer number (926007).

2^1852013 is an apocalyptic number.

It is an amenable number.

1852013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1852013 is an equidigital number, since it uses as much as digits as its factorization.

1852013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 240, while the sum is 20.

The square root of 1852013 is about 1360.8868432019. The cubic root of 1852013 is about 122.8046119005.

Adding to 1852013 its reverse (3102581), we get a palindrome (4954594).

The spelling of 1852013 in words is "one million, eight hundred fifty-two thousand, thirteen".