140203010 has 16 divisors (see below), whose sum is σ = 256503672. Its totient is φ = 55161600.

The previous prime is 140203001. The next prime is 140203043. The reversal of 140203010 is 10302041.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 117440569 + 22762441 = 10837^2 + 4771^2 .

It is a junction number, because it is equal to n+sod(n) for n = 140202982 and 140203000.

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, 114311 + ... + 115530.

Almost surely, 2^140203010 is an apocalyptic number.

140203010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140203010 is a deficient number, since it is larger than the sum of its proper divisors (116300662).

140203010 is a wasteful number, since it uses less digits than its factorization.

140203010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229909.

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 140203010 is about 11840.7351967688. The cubic root of 140203010 is about 519.5002718797.

Adding to 140203010 its reverse (10302041), we get a palindrome (150505051).

The spelling of 140203010 in words is "one hundred forty million, two hundred three thousand, ten".