140203052 has 48 divisors (see below), whose sum is σ = 291513600. Its totient is φ = 58282560.

The previous prime is 140203043. The next prime is 140203079. The reversal of 140203052 is 250302041.

140203052 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×140203052² = 39313791580229408, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 140203052.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21353 + ... + 27135.

It is an arithmetic number, because the mean of its divisors is an integer number (6073200).

Almost surely, 2^140203052 is an apocalyptic number.

It is an amenable number.

140203052 is an abundant number, since it is smaller than the sum of its proper divisors (151310548).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

140203052 is a wasteful number, since it uses less digits than its factorization.

140203052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5846 (or 5844 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 140203052 is about 11840.7369703072. The cubic root of 140203052 is about 519.5003237545.

Adding to 140203052 its reverse (250302041), we get a palindrome (390505093).

The spelling of 140203052 in words is "one hundred forty million, two hundred three thousand, fifty-two".