140248535 has 24 divisors (see below), whose sum is σ = 196775856. Its totient is φ = 95679360.

The previous prime is 140248523. The next prime is 140248541. The reversal of 140248535 is 535842041.

It is not a de Polignac number, because 140248535 - 2¹² = 140244439 is a prime.

It is a Duffinian number.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 50339 + ... + 53051.

It is an arithmetic number, because the mean of its divisors is an integer number (8198994).

Almost surely, 2^140248535 is an apocalyptic number.

140248535 is a deficient number, since it is larger than the sum of its proper divisors (56527321).

140248535 is a wasteful number, since it uses less digits than its factorization.

140248535 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2943 (or 2936 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 140248535 is about 11842.6574298170. The cubic root of 140248535 is about 519.5564943781.

The spelling of 140248535 in words is "one hundred forty million, two hundred forty-eight thousand, five hundred thirty-five".