140069375 has 20 divisors (see below), whose sum is σ = 185340672. Its totient is φ = 105456000.

The previous prime is 140069351. The next prime is 140069381. The reversal of 140069375 is 573960041.

It is not a de Polignac number, because 140069375 - 2⁸ = 140069119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4034 + ... + 17216.

Almost surely, 2^140069375 is an apocalyptic number.

140069375 is a deficient number, since it is larger than the sum of its proper divisors (45271297).

140069375 is an equidigital number, since it uses as much as digits as its factorization.

140069375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13220 (or 13205 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 140069375 is about 11835.0908319286. The cubic root of 140069375 is about 519.3351648976.

The spelling of 140069375 in words is "one hundred forty million, sixty-nine thousand, three hundred seventy-five".