1860097 has 2 divisors, whose sum is σ = 1860098. Its totient is φ = 1860096.

The previous prime is 1860083. The next prime is 1860109. The reversal of 1860097 is 7900681.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1718721 + 141376 = 1311^2 + 376^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1860097 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1860007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 930048 + 930049.

It is an arithmetic number, because the mean of its divisors is an integer number (930049).

2^1860097 is an apocalyptic number.

It is an amenable number.

1860097 is a deficient number, since it is larger than the sum of its proper divisors (1).

1860097 is an equidigital number, since it uses as much as digits as its factorization.

1860097 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 1860097 is about 1363.8537311603. The cubic root of 1860097 is about 122.9830324492.

The spelling of 1860097 in words is "one million, eight hundred sixty thousand, ninety-seven".