140515244 has 6 divisors (see below), whose sum is σ = 245901684. Its totient is φ = 70257620.

The previous prime is 140515223. The next prime is 140515253. The reversal of 140515244 is 442515041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17564402 + ... + 17564409.

It is an arithmetic number, because the mean of its divisors is an integer number (40983614).

Almost surely, 2^140515244 is an apocalyptic number.

It is an amenable number.

140515244 is a deficient number, since it is larger than the sum of its proper divisors (105386440).

140515244 is a wasteful number, since it uses less digits than its factorization.

140515244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35128815 (or 35128813 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 26.

The square root of 140515244 is about 11853.9126030185. The cubic root of 140515244 is about 519.8856306659.

The spelling of 140515244 in words is "one hundred forty million, five hundred fifteen thousand, two hundred forty-four".