100124539 has 2 divisors, whose sum is σ = 100124540. Its totient is φ = 100124538.

The previous prime is 100124533. The next prime is 100124561. The reversal of 100124539 is 935421001.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 100124539 - 2⁷ = 100124411 is a prime.

It is not a weakly prime, because it can be changed into another prime (100124533) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50062269 + 50062270.

It is an arithmetic number, because the mean of its divisors is an integer number (50062270).

Almost surely, 2^100124539 is an apocalyptic number.

100124539 is a deficient number, since it is larger than the sum of its proper divisors (1).

100124539 is an equidigital number, since it uses as much as digits as its factorization.

100124539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1080, while the sum is 25.

The square root of 100124539 is about 10006.2250124610. The cubic root of 100124539 is about 464.3514897040.

The spelling of 100124539 in words is "one hundred million, one hundred twenty-four thousand, five hundred thirty-nine".