140313412 has 12 divisors (see below), whose sum is σ = 247113580. Its totient is φ = 69709536.

The previous prime is 140313403. The next prime is 140313413. The reversal of 140313412 is 214313041.

It can be written as a sum of positive squares in 2 ways, for example, as 32444416 + 107868996 = 5696^2 + 10386^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 140313412.

It is not an unprimeable number, because it can be changed into a prime (140313413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111087 + ... + 112342.

Almost surely, 2^140313412 is an apocalyptic number.

It is an amenable number.

140313412 is a deficient number, since it is larger than the sum of its proper divisors (106800168).

140313412 is a wasteful number, since it uses less digits than its factorization.

140313412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 223590 (or 223588 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 140313412 is about 11845.3962365132. The cubic root of 140313412 is about 519.6365952042.

Adding to 140313412 its reverse (214313041), we get a palindrome (354626453).

The spelling of 140313412 in words is "one hundred forty million, three hundred thirteen thousand, four hundred twelve".