124121141 has 2 divisors, whose sum is σ = 124121142. Its totient is φ = 124121140.

The previous prime is 124121119. The next prime is 124121143. The reversal of 124121141 is 141121421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 104980516 + 19140625 = 10246^2 + 4375^2 .

It is a cyclic number.

It is not a de Polignac number, because 124121141 - 2¹⁸ = 123858997 is a prime.

Together with 124121143, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124121143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62060570 + 62060571.

It is an arithmetic number, because the mean of its divisors is an integer number (62060571).

Almost surely, 2^124121141 is an apocalyptic number.

It is an amenable number.

124121141 is a deficient number, since it is larger than the sum of its proper divisors (1).

124121141 is an equidigital number, since it uses as much as digits as its factorization.

124121141 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 64, while the sum is 17.

The square root of 124121141 is about 11140.9667892872. The cubic root of 124121141 is about 498.8254309356.

Adding to 124121141 its reverse (141121421), we get a palindrome (265242562).

The spelling of 124121141 in words is "one hundred twenty-four million, one hundred twenty-one thousand, one hundred forty-one".