231341143147 has 2 divisors, whose sum is σ = 231341143148. Its totient is φ = 231341143146.

The previous prime is 231341143127. The next prime is 231341143153. The reversal of 231341143147 is 741341143132.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 231341143147 - 2²⁷ = 231206925419 is a prime.

It is not a weakly prime, because it can be changed into another prime (231341143127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115670571573 + 115670571574.

It is an arithmetic number, because the mean of its divisors is an integer number (115670571574).

Almost surely, 2^231341143147 is an apocalyptic number.

231341143147 is a deficient number, since it is larger than the sum of its proper divisors (1).

231341143147 is an equidigital number, since it uses as much as digits as its factorization.

231341143147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 24192, while the sum is 34.

Adding to 231341143147 its reverse (741341143132), we get a palindrome (972682286279).

The spelling of 231341143147 in words is "two hundred thirty-one billion, three hundred forty-one million, one hundred forty-three thousand, one hundred forty-seven".