124343240431 has 2 divisors, whose sum is σ = 124343240432. Its totient is φ = 124343240430.

The previous prime is 124343240393. The next prime is 124343240443. The reversal of 124343240431 is 134042343421.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 124343240431 - 2¹³ = 124343232239 is a prime.

It is a super-2 number, since 2×124343240431² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 124343240393 and 124343240402.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124343240491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62171620215 + 62171620216.

It is an arithmetic number, because the mean of its divisors is an integer number (62171620216).

Almost surely, 2^124343240431 is an apocalyptic number.

124343240431 is a deficient number, since it is larger than the sum of its proper divisors (1).

124343240431 is an equidigital number, since it uses as much as digits as its factorization.

124343240431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 124343240431 its reverse (134042343421), we get a palindrome (258385583852).

The spelling of 124343240431 in words is "one hundred twenty-four billion, three hundred forty-three million, two hundred forty thousand, four hundred thirty-one".