231412507 has 2 divisors, whose sum is σ = 231412508. Its totient is φ = 231412506.

The previous prime is 231412451. The next prime is 231412583. The reversal of 231412507 is 705214132.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 231412507 - 2¹⁹ = 230888219 is a prime.

It is not a weakly prime, because it can be changed into another prime (231412607) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115706253 + 115706254.

It is an arithmetic number, because the mean of its divisors is an integer number (115706254).

Almost surely, 2^231412507 is an apocalyptic number.

231412507 is a deficient number, since it is larger than the sum of its proper divisors (1).

231412507 is an equidigital number, since it uses as much as digits as its factorization.

231412507 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 231412507 is about 15212.2485846110. The cubic root of 231412507 is about 613.9442587162.

Adding to 231412507 its reverse (705214132), we get a palindrome (936626639).

The spelling of 231412507 in words is "two hundred thirty-one million, four hundred twelve thousand, five hundred seven".