124573541 has 4 divisors (see below), whose sum is σ = 125206092. Its totient is φ = 123940992.

The previous prime is 124573513. The next prime is 124573549. The reversal of 124573541 is 145375421.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76562500 + 48011041 = 8750^2 + 6929^2 .

It is a cyclic number.

It is not a de Polignac number, because 124573541 - 2¹⁰ = 124572517 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 124573498 and 124573507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124573549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 315980 + ... + 316373.

It is an arithmetic number, because the mean of its divisors is an integer number (31301523).

Almost surely, 2^124573541 is an apocalyptic number.

It is an amenable number.

124573541 is a deficient number, since it is larger than the sum of its proper divisors (632551).

124573541 is an equidigital number, since it uses as much as digits as its factorization.

124573541 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 632550.

The product of its digits is 16800, while the sum is 32.

The square root of 124573541 is about 11161.2517667151. The cubic root of 124573541 is about 499.4307401324.

The spelling of 124573541 in words is "one hundred twenty-four million, five hundred seventy-three thousand, five hundred forty-one".