124145729783 has 2 divisors, whose sum is σ = 124145729784. Its totient is φ = 124145729782.

The previous prime is 124145729767. The next prime is 124145729809. The reversal of 124145729783 is 387927541421.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 124145729783 - 2⁴ = 124145729767 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124145729723) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62072864891 + 62072864892.

It is an arithmetic number, because the mean of its divisors is an integer number (62072864892).

Almost surely, 2^124145729783 is an apocalyptic number.

124145729783 is a deficient number, since it is larger than the sum of its proper divisors (1).

124145729783 is an equidigital number, since it uses as much as digits as its factorization.

124145729783 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3386880, while the sum is 53.

The spelling of 124145729783 in words is "one hundred twenty-four billion, one hundred forty-five million, seven hundred twenty-nine thousand, seven hundred eighty-three".