1887359 has 2 divisors, whose sum is σ = 1887360. Its totient is φ = 1887358.

The previous prime is 1887341. The next prime is 1887409. The reversal of 1887359 is 9537881.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1887359 - 2⁸ = 1887103 is a prime.

It is a Chen prime.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1887659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 943679 + 943680.

It is an arithmetic number, because the mean of its divisors is an integer number (943680).

2^1887359 is an apocalyptic number.

1887359 is a deficient number, since it is larger than the sum of its proper divisors (1).

1887359 is an equidigital number, since it uses as much as digits as its factorization.

1887359 is an evil number, because the sum of its binary digits is even.

The product of its digits is 60480, while the sum is 41.

The square root of 1887359 is about 1373.8118502910. The cubic root of 1887359 is about 123.5809431839.

The spelling of 1887359 in words is "one million, eight hundred eighty-seven thousand, three hundred fifty-nine".