140293065 has 16 divisors (see below), whose sum is σ = 244875456. Its totient is φ = 68020800.

The previous prime is 140293057. The next prime is 140293081. The reversal of 140293065 is 560392041.

140293065 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 140293065 - 2³ = 140293057 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 424966 + ... + 425295.

It is an arithmetic number, because the mean of its divisors is an integer number (15304716).

Almost surely, 2^140293065 is an apocalyptic number.

140293065 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140293065 is a deficient number, since it is larger than the sum of its proper divisors (104582391).

140293065 is a wasteful number, since it uses less digits than its factorization.

140293065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 850280.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 140293065 is about 11844.5373484995. The cubic root of 140293065 is about 519.6114763013.

The spelling of 140293065 in words is "one hundred forty million, two hundred ninety-three thousand, sixty-five".