124801247 has 2 divisors, whose sum is σ = 124801248. Its totient is φ = 124801246.

The previous prime is 124801241. The next prime is 124801279. The reversal of 124801247 is 742108421.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-124801247 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (124801241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62400623 + 62400624.

It is an arithmetic number, because the mean of its divisors is an integer number (62400624).

Almost surely, 2^124801247 is an apocalyptic number.

124801247 is a deficient number, since it is larger than the sum of its proper divisors (1).

124801247 is an equidigital number, since it uses as much as digits as its factorization.

124801247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3584, while the sum is 29.

The square root of 124801247 is about 11171.4478470787. The cubic root of 124801247 is about 499.7348554216.

Adding to 124801247 its reverse (742108421), we get a palindrome (866909668).

The spelling of 124801247 in words is "one hundred twenty-four million, eight hundred one thousand, two hundred forty-seven".