124245529 has 2 divisors, whose sum is σ = 124245530. Its totient is φ = 124245528.

The previous prime is 124245523. The next prime is 124245559. The reversal of 124245529 is 925542421.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 107599129 + 16646400 = 10373^2 + 4080^2 .

It is a cyclic number.

It is not a de Polignac number, because 124245529 - 2¹¹ = 124243481 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 124245494 and 124245503.

It is not a weakly prime, because it can be changed into another prime (124245523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 62122764 + 62122765.

It is an arithmetic number, because the mean of its divisors is an integer number (62122765).

Almost surely, 2^124245529 is an apocalyptic number.

It is an amenable number.

124245529 is a deficient number, since it is larger than the sum of its proper divisors (1).

124245529 is an equidigital number, since it uses as much as digits as its factorization.

124245529 is an evil number, because the sum of its binary digits is even.

The product of its digits is 28800, while the sum is 34.

The square root of 124245529 is about 11146.5478512408. The cubic root of 124245529 is about 498.9920079362.

The spelling of 124245529 in words is "one hundred twenty-four million, two hundred forty-five thousand, five hundred twenty-nine".