124299997 has 2 divisors, whose sum is σ = 124299998. Its totient is φ = 124299996.

The previous prime is 124299953. The next prime is 124300009. The reversal of 124299997 is 799992421.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 100280196 + 24019801 = 10014^2 + 4901^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124299997 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124291997) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62149998 + 62149999.

It is an arithmetic number, because the mean of its divisors is an integer number (62149999).

Almost surely, 2^124299997 is an apocalyptic number.

It is an amenable number.

124299997 is a deficient number, since it is larger than the sum of its proper divisors (1).

124299997 is an equidigital number, since it uses as much as digits as its factorization.

124299997 is an evil number, because the sum of its binary digits is even.

The product of its digits is 734832, while the sum is 52.

The square root of 124299997 is about 11148.9908511937. The cubic root of 124299997 is about 499.0649149889.

The spelling of 124299997 in words is "one hundred twenty-four million, two hundred ninety-nine thousand, nine hundred ninety-seven".