203940124 has 6 divisors (see below), whose sum is σ = 356895224. Its totient is φ = 101970060.

The previous prime is 203940119. The next prime is 203940127. The reversal of 203940124 is 421049302.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (203940127) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25492512 + ... + 25492519.

Almost surely, 2^203940124 is an apocalyptic number.

It is an amenable number.

203940124 is a deficient number, since it is larger than the sum of its proper divisors (152955100).

203940124 is a wasteful number, since it uses less digits than its factorization.

203940124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50985035 (or 50985033 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 25.

The square root of 203940124 is about 14280.7606240004. The cubic root of 203940124 is about 588.6189319415.

Adding to 203940124 its reverse (421049302), we get a palindrome (624989426).

The spelling of 203940124 in words is "two hundred three million, nine hundred forty thousand, one hundred twenty-four".