140066575 has 36 divisors (see below), whose sum is σ = 201037480. Its totient is φ = 96465600.

The previous prime is 140066569. The next prime is 140066579. The reversal of 140066575 is 575660041.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-140066575 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 140066575.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (140066579) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 56257 + ... + 58693.

Almost surely, 2^140066575 is an apocalyptic number.

140066575 is a deficient number, since it is larger than the sum of its proper divisors (60970905).

140066575 is a wasteful number, since it uses less digits than its factorization.

140066575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2488 (or 2472 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 140066575 is about 11834.9725390471. The cubic root of 140066575 is about 519.3317043549.

The spelling of 140066575 in words is "one hundred forty million, sixty-six thousand, five hundred seventy-five".