124312303993 has 2 divisors, whose sum is σ = 124312303994. Its totient is φ = 124312303992.

The previous prime is 124312303961. The next prime is 124312304023. The reversal of 124312303993 is 399303213421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 96023755129 + 28288548864 = 309877^2 + 168192^2 .

It is a cyclic number.

It is not a de Polignac number, because 124312303993 - 2⁵ = 124312303961 is a prime.

It is not a weakly prime, because it can be changed into another prime (124312373993) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62156151996 + 62156151997.

It is an arithmetic number, because the mean of its divisors is an integer number (62156151997).

Almost surely, 2^124312303993 is an apocalyptic number.

It is an amenable number.

124312303993 is a deficient number, since it is larger than the sum of its proper divisors (1).

124312303993 is an equidigital number, since it uses as much as digits as its factorization.

124312303993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 104976, while the sum is 40.

The spelling of 124312303993 in words is "one hundred twenty-four billion, three hundred twelve million, three hundred three thousand, nine hundred ninety-three".