124135252 has 12 divisors (see below), whose sum is σ = 217459060. Its totient is φ = 62004096.

The previous prime is 124135243. The next prime is 124135267. The reversal of 124135252 is 252531421.

It can be written as a sum of positive squares in 2 ways, for example, as 44675856 + 79459396 = 6684^2 + 8914^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11343 + ... + 19414.

Almost surely, 2^124135252 is an apocalyptic number.

It is an amenable number.

124135252 is a deficient number, since it is larger than the sum of its proper divisors (93323808).

124135252 is a wasteful number, since it uses less digits than its factorization.

124135252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31770 (or 31768 counting only the distinct ones).

The product of its digits is 2400, while the sum is 25.

The square root of 124135252 is about 11141.6000646227. The cubic root of 124135252 is about 498.8443335949.

Adding to 124135252 its reverse (252531421), we get a palindrome (376666673).

The spelling of 124135252 in words is "one hundred twenty-four million, one hundred thirty-five thousand, two hundred fifty-two".