231146411 has 2 divisors, whose sum is σ = 231146412. Its totient is φ = 231146410.

The previous prime is 231146401. The next prime is 231146453. The reversal of 231146411 is 114641132.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231146411 - 2⁶ = 231146347 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (231146401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115573205 + 115573206.

It is an arithmetic number, because the mean of its divisors is an integer number (115573206).

Almost surely, 2^231146411 is an apocalyptic number.

231146411 is a deficient number, since it is larger than the sum of its proper divisors (1).

231146411 is an equidigital number, since it uses as much as digits as its factorization.

231146411 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 576, while the sum is 23.

The square root of 231146411 is about 15203.4999588910. The cubic root of 231146411 is about 613.7088482633.

Adding to 231146411 its reverse (114641132), we get a palindrome (345787543).

The spelling of 231146411 in words is "two hundred thirty-one million, one hundred forty-six thousand, four hundred eleven".