140102065 has 8 divisors (see below), whose sum is σ = 171699840. Its totient is φ = 109696752.

The previous prime is 140102063. The next prime is 140102069. The reversal of 140102065 is 560201041.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 140102065 - 2¹ = 140102063 is a prime.

It is not an unprimeable number, because it can be changed into a prime (140102063) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 297855 + ... + 298324.

It is an arithmetic number, because the mean of its divisors is an integer number (21462480).

Almost surely, 2^140102065 is an apocalyptic number.

It is an amenable number.

140102065 is a deficient number, since it is larger than the sum of its proper divisors (31597775).

140102065 is an equidigital number, since it uses as much as digits as its factorization.

140102065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 596231.

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 140102065 is about 11836.4718138472. The cubic root of 140102065 is about 519.3755633216.

The spelling of 140102065 in words is "one hundred forty million, one hundred two thousand, sixty-five".