124561867 has 2 divisors, whose sum is σ = 124561868. Its totient is φ = 124561866.

The previous prime is 124561831. The next prime is 124561883. The reversal of 124561867 is 768165421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124561867 - 2¹¹ = 124559819 is a prime.

It is not a weakly prime, because it can be changed into another prime (124561807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62280933 + 62280934.

It is an arithmetic number, because the mean of its divisors is an integer number (62280934).

Almost surely, 2^124561867 is an apocalyptic number.

124561867 is a deficient number, since it is larger than the sum of its proper divisors (1).

124561867 is an equidigital number, since it uses as much as digits as its factorization.

124561867 is an evil number, because the sum of its binary digits is even.

The product of its digits is 80640, while the sum is 40.

The square root of 124561867 is about 11160.7287844477. The cubic root of 124561867 is about 499.4151388082.

The spelling of 124561867 in words is "one hundred twenty-four million, five hundred sixty-one thousand, eight hundred sixty-seven".