1813230007 has 2 divisors, whose sum is σ = 1813230008. Its totient is φ = 1813230006.

The previous prime is 1813229989. The next prime is 1813230077. The reversal of 1813230007 is 7000323181.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1813230007 - 2¹¹ = 1813227959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1813230077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 906615003 + 906615004.

It is an arithmetic number, because the mean of its divisors is an integer number (906615004).

Almost surely, 2^1813230007 is an apocalyptic number.

1813230007 is a deficient number, since it is larger than the sum of its proper divisors (1).

1813230007 is an equidigital number, since it uses as much as digits as its factorization.

1813230007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

The square root of 1813230007 is about 42582.0385491348. The cubic root of 1813230007 is about 1219.4134076481.

Adding to 1813230007 its reverse (7000323181), we get a palindrome (8813553188).

The spelling of 1813230007 in words is "one billion, eight hundred thirteen million, two hundred thirty thousand, seven".