124143001 has 2 divisors, whose sum is σ = 124143002. Its totient is φ = 124143000.

The previous prime is 124142981. The next prime is 124143007. The reversal of 124143001 is 100341421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 123654400 + 488601 = 11120^2 + 699^2 .

It is a cyclic number.

It is not a de Polignac number, because 124143001 - 2⁵ = 124142969 is a prime.

It is a super-2 number, since 2×124143001² = 30822969394572002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (124143007) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62071500 + 62071501.

It is an arithmetic number, because the mean of its divisors is an integer number (62071501).

Almost surely, 2^124143001 is an apocalyptic number.

It is an amenable number.

124143001 is a deficient number, since it is larger than the sum of its proper divisors (1).

124143001 is an equidigital number, since it uses as much as digits as its factorization.

124143001 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 124143001 is about 11141.9478099657. The cubic root of 124143001 is about 498.8547133064.

Adding to 124143001 its reverse (100341421), we get a palindrome (224484422).

The spelling of 124143001 in words is "one hundred twenty-four million, one hundred forty-three thousand, one".