2412561667 has 2 divisors, whose sum is σ = 2412561668. Its totient is φ = 2412561666.

The previous prime is 2412561629. The next prime is 2412561677. The reversal of 2412561667 is 7661652142.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2412561667 - 2⁷ = 2412561539 is a prime.

It is not a weakly prime, because it can be changed into another prime (2412561617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1206280833 + 1206280834.

It is an arithmetic number, because the mean of its divisors is an integer number (1206280834).

Almost surely, 2^2412561667 is an apocalyptic number.

2412561667 is a deficient number, since it is larger than the sum of its proper divisors (1).

2412561667 is an equidigital number, since it uses as much as digits as its factorization.

2412561667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 120960, while the sum is 40.

The square root of 2412561667 is about 49117.8345104912. The cubic root of 2412561667 is about 1341.1977237733.

The spelling of 2412561667 in words is "two billion, four hundred twelve million, five hundred sixty-one thousand, six hundred sixty-seven".