412345111 has 2 divisors, whose sum is σ = 412345112. Its totient is φ = 412345110.

The previous prime is 412345093. The next prime is 412345121. The reversal of 412345111 is 111543214.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 412345111 - 2²³ = 403956503 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (412345121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 206172555 + 206172556.

It is an arithmetic number, because the mean of its divisors is an integer number (206172556).

Almost surely, 2^412345111 is an apocalyptic number.

412345111 is a deficient number, since it is larger than the sum of its proper divisors (1).

412345111 is an equidigital number, since it uses as much as digits as its factorization.

412345111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 480, while the sum is 22.

The square root of 412345111 is about 20306.2825499893. The cubic root of 412345111 is about 744.3095932560.

Adding to 412345111 its reverse (111543214), we get a palindrome (523888325).

The spelling of 412345111 in words is "four hundred twelve million, three hundred forty-five thousand, one hundred eleven".