124827013 has 2 divisors, whose sum is σ = 124827014. Its totient is φ = 124827012.

The previous prime is 124826993. The next prime is 124827091. The reversal of 124827013 is 310728421.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82029249 + 42797764 = 9057^2 + 6542^2 .

It is a cyclic number.

It is not a de Polignac number, because 124827013 - 2⁵ = 124826981 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124822013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62413506 + 62413507.

It is an arithmetic number, because the mean of its divisors is an integer number (62413507).

Almost surely, 2^124827013 is an apocalyptic number.

It is an amenable number.

124827013 is a deficient number, since it is larger than the sum of its proper divisors (1).

124827013 is an equidigital number, since it uses as much as digits as its factorization.

124827013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2688, while the sum is 28.

The square root of 124827013 is about 11172.6009952920. The cubic root of 124827013 is about 499.7692441866.

The spelling of 124827013 in words is "one hundred twenty-four million, eight hundred twenty-seven thousand, thirteen".