140241512 has 8 divisors (see below), whose sum is σ = 262952850. Its totient is φ = 70120752.

The previous prime is 140241509. The next prime is 140241529. The reversal of 140241512 is 215142041.

It is a happy number.

140241512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 138909796 + 1331716 = 11786^2 + 1154^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×140241512² = 39335363376092288, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8765087 + ... + 8765102.

Almost surely, 2^140241512 is an apocalyptic number.

It is an amenable number.

140241512 is a deficient number, since it is larger than the sum of its proper divisors (122711338).

140241512 is a wasteful number, since it uses less digits than its factorization.

140241512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17530195 (or 17530191 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 140241512 is about 11842.3609132639. The cubic root of 140241512 is about 519.5478219021.

Adding to 140241512 its reverse (215142041), we get a palindrome (355383553).

The spelling of 140241512 in words is "one hundred forty million, two hundred forty-one thousand, five hundred twelve".