140625635 has 4 divisors (see below), whose sum is σ = 168750768. Its totient is φ = 112500504.

The previous prime is 140625599. The next prime is 140625671. The reversal of 140625635 is 536526041.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (140625599) and next prime (140625671).

It is a cyclic number.

It is not a de Polignac number, because 140625635 - 2⁶ = 140625571 is a prime.

It is a Duffinian 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 3 ways as a sum of consecutive naturals, for example, 14062559 + ... + 14062568.

It is an arithmetic number, because the mean of its divisors is an integer number (42187692).

Almost surely, 2^140625635 is an apocalyptic number.

140625635 is a deficient number, since it is larger than the sum of its proper divisors (28125133).

140625635 is an equidigital number, since it uses as much as digits as its factorization.

140625635 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28125132.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 140625635 is about 11858.5679995521. The cubic root of 140625635 is about 520.0217384896.

The spelling of 140625635 in words is "one hundred forty million, six hundred twenty-five thousand, six hundred thirty-five".