1230571 has 2 divisors, whose sum is σ = 1230572. Its totient is φ = 1230570.

The previous prime is 1230547. The next prime is 1230587. The reversal of 1230571 is 1750321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1230571 - 2⁵ = 1230539 is a prime.

It is not a weakly prime, because it can be changed into another prime (1230521) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 615285 + 615286.

It is an arithmetic number, because the mean of its divisors is an integer number (615286).

2^1230571 is an apocalyptic number.

1230571 is a deficient number, since it is larger than the sum of its proper divisors (1).

1230571 is an equidigital number, since it uses as much as digits as its factorization.

1230571 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 210, while the sum is 19.

The square root of 1230571 is about 1109.3110474524. The cubic root of 1230571 is about 107.1607041593.

Adding to 1230571 its reverse (1750321), we get a palindrome (2980892).

The spelling of 1230571 in words is "one million, two hundred thirty thousand, five hundred seventy-one".