140553344 has 16 divisors (see below), whose sum is σ = 280008870. Its totient is φ = 70276608.

The previous prime is 140553323. The next prime is 140553353. The reversal of 140553344 is 443355041.

It can be written as a sum of positive squares in only one way, i.e., 114746944 + 25806400 = 10712^2 + 5080^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 548909 + ... + 549164.

Almost surely, 2^140553344 is an apocalyptic number.

It is an amenable number.

140553344 is a deficient number, since it is larger than the sum of its proper divisors (139455526).

140553344 is an equidigital number, since it uses as much as digits as its factorization.

140553344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1098087 (or 1098075 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 140553344 is about 11855.5195584167. The cubic root of 140553344 is about 519.9326145422.

The spelling of 140553344 in words is "one hundred forty million, five hundred fifty-three thousand, three hundred forty-four".