124561667 has 2 divisors, whose sum is σ = 124561668. Its totient is φ = 124561666.

The previous prime is 124561639. The next prime is 124561673. The reversal of 124561667 is 766165421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124561667 - 2¹² = 124557571 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124561667.

It is not a weakly prime, because it can be changed into another prime (124561867) 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, 62280833 + 62280834.

It is an arithmetic number, because the mean of its divisors is an integer number (62280834).

Almost surely, 2^124561667 is an apocalyptic number.

124561667 is a deficient number, since it is larger than the sum of its proper divisors (1).

124561667 is an equidigital number, since it uses as much as digits as its factorization.

124561667 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 60480, while the sum is 38.

The square root of 124561667 is about 11160.7198244558. The cubic root of 124561667 is about 499.4148715164.

The spelling of 124561667 in words is "one hundred twenty-four million, five hundred sixty-one thousand, six hundred sixty-seven".