1830263 has 2 divisors, whose sum is σ = 1830264. Its totient is φ = 1830262.

The previous prime is 1830253. The next prime is 1830287. The reversal of 1830263 is 3620381.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1830263 - 2¹⁶ = 1764727 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1830223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 915131 + 915132.

It is an arithmetic number, because the mean of its divisors is an integer number (915132).

2^1830263 is an apocalyptic number.

1830263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1830263 is an equidigital number, since it uses as much as digits as its factorization.

1830263 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 1830263 is about 1352.8721299517. The cubic root of 1830263 is about 122.3219793769.

The spelling of 1830263 in words is "one million, eight hundred thirty thousand, two hundred sixty-three".