140306060205 has 12 divisors (see below), whose sum is σ = 243197171100. Its totient is φ = 74829898752.

The previous prime is 140306060179. The next prime is 140306060231. The reversal of 140306060205 is 502060603041.

140306060205 is a `hidden beast` number, since 1 + 4 + 0 + 30 + 606 + 0 + 20 + 5 = 666.

It is an interprime number because it is at equal distance from previous prime (140306060179) and next prime (140306060231).

It can be written as a sum of positive squares in 2 ways, for example, as 56587845924 + 83718214281 = 237882^2 + 289341^2 .

It is not a de Polignac number, because 140306060205 - 2⁷ = 140306060077 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1558956180 + ... + 1558956269.

It is an arithmetic number, because the mean of its divisors is an integer number (20266430925).

Almost surely, 2^140306060205 is an apocalyptic number.

140306060205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

140306060205 is a deficient number, since it is larger than the sum of its proper divisors (102891110895).

140306060205 is a wasteful number, since it uses less digits than its factorization.

140306060205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117912460 (or 3117912457 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

Adding to 140306060205 its reverse (502060603041), we get a palindrome (642366663246).

The spelling of 140306060205 in words is "one hundred forty billion, three hundred six million, sixty thousand, two hundred five".