124561673 has 2 divisors, whose sum is σ = 124561674. Its totient is φ = 124561672.

The previous prime is 124561667. The next prime is 124561693. The reversal of 124561673 is 376165421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 104919049 + 19642624 = 10243^2 + 4432^2 .

It is a cyclic number.

It is not a de Polignac number, because 124561673 - 2⁸ = 124561417 is a prime.

It is a super-2 number, since 2×124561673² = 31031220761117858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124561693) 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, 62280836 + 62280837.

It is an arithmetic number, because the mean of its divisors is an integer number (62280837).

Almost surely, 2^124561673 is an apocalyptic number.

It is an amenable number.

124561673 is a deficient number, since it is larger than the sum of its proper divisors (1).

124561673 is an equidigital number, since it uses as much as digits as its factorization.

124561673 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30240, while the sum is 35.

The square root of 124561673 is about 11160.7200932556. The cubic root of 124561673 is about 499.4148795352.

The spelling of 124561673 in words is "one hundred twenty-four million, five hundred sixty-one thousand, six hundred seventy-three".