140503252 has 24 divisors (see below), whose sum is σ = 263073440. Its totient is φ = 65460960.

The previous prime is 140503247. The next prime is 140503261. The reversal of 140503252 is 252305041.

It is a congruent number.

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, 10518 + ... + 19789.

Almost surely, 2^140503252 is an apocalyptic number.

It is an amenable number.

140503252 is a deficient number, since it is larger than the sum of its proper divisors (122570188).

140503252 is a wasteful number, since it uses less digits than its factorization.

140503252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30391 (or 30389 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 140503252 is about 11853.4067676765. The cubic root of 140503252 is about 519.8708407027.

Adding to 140503252 its reverse (252305041), we get a palindrome (392808293).

The spelling of 140503252 in words is "one hundred forty million, five hundred three thousand, two hundred fifty-two".