124013345 has 8 divisors (see below), whose sum is σ = 149067240. Its totient is φ = 99043200.

The previous prime is 124013303. The next prime is 124013353. The reversal of 124013345 is 543310421.

It can be written as a sum of positive squares in 4 ways, for example, as 3211264 + 120802081 = 1792^2 + 10991^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 124013345 - 2¹⁰ = 124012321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 124013345.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17630 + ... + 23639.

It is an arithmetic number, because the mean of its divisors is an integer number (18633405).

Almost surely, 2^124013345 is an apocalyptic number.

It is an amenable number.

124013345 is a deficient number, since it is larger than the sum of its proper divisors (25053895).

124013345 is an equidigital number, since it uses as much as digits as its factorization.

124013345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41875.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 124013345 is about 11136.1279177280. The cubic root of 124013345 is about 498.6809834505.

Adding to 124013345 its reverse (543310421), we get a palindrome (667323766).

The spelling of 124013345 in words is "one hundred twenty-four million, thirteen thousand, three hundred forty-five".