120406567 has 2 divisors, whose sum is σ = 120406568. Its totient is φ = 120406566.

The previous prime is 120406519. The next prime is 120406577. The reversal of 120406567 is 765604021.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 120406567 - 2¹¹ = 120404519 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (120406577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60203283 + 60203284.

It is an arithmetic number, because the mean of its divisors is an integer number (60203284).

Almost surely, 2^120406567 is an apocalyptic number.

120406567 is a deficient number, since it is larger than the sum of its proper divisors (1).

120406567 is an equidigital number, since it uses as much as digits as its factorization.

120406567 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10080, while the sum is 31.

The square root of 120406567 is about 10972.9926182423. The cubic root of 120406567 is about 493.7988316389.

The spelling of 120406567 in words is "one hundred twenty million, four hundred six thousand, five hundred sixty-seven".