140403050 has 12 divisors (see below), whose sum is σ = 261149766. Its totient is φ = 56161200.

The previous prime is 140403031. The next prime is 140403071. The reversal of 140403050 is 50304041.

It can be written as a sum of positive squares in 3 ways, for example, as 133010089 + 7392961 = 11533^2 + 2719^2 .

It is an unprimeable number.

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 in 5 ways as a sum of consecutive naturals, for example, 1403981 + ... + 1404080.

Almost surely, 2^140403050 is an apocalyptic number.

140403050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

140403050 is a deficient number, since it is larger than the sum of its proper divisors (120746716).

140403050 is a wasteful number, since it uses less digits than its factorization.

140403050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808073 (or 2808068 counting only the distinct ones).

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

The square root of 140403050 is about 11849.1792964745. The cubic root of 140403050 is about 519.7472267517.

Adding to 140403050 its reverse (50304041), we get a palindrome (190707091).

Subtracting from 140403050 its reverse (50304041), we obtain a palindrome (90099009).

The spelling of 140403050 in words is "one hundred forty million, four hundred three thousand, fifty".