140588677 has 2 divisors, whose sum is σ = 140588678. Its totient is φ = 140588676.

The previous prime is 140588663. The next prime is 140588683. The reversal of 140588677 is 776885041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139570596 + 1018081 = 11814^2 + 1009^2 .

It is a cyclic number.

It is not a de Polignac number, because 140588677 - 2¹¹ = 140586629 is a prime.

It is a super-2 number, since 2×140588677² = 39530352201220658, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140588647) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70294338 + 70294339.

It is an arithmetic number, because the mean of its divisors is an integer number (70294339).

Almost surely, 2^140588677 is an apocalyptic number.

It is an amenable number.

140588677 is a deficient number, since it is larger than the sum of its proper divisors (1).

140588677 is an equidigital number, since it uses as much as digits as its factorization.

140588677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 376320, while the sum is 46.

The square root of 140588677 is about 11857.0096145698. The cubic root of 140588677 is about 519.9761786425.

The spelling of 140588677 in words is "one hundred forty million, five hundred eighty-eight thousand, six hundred seventy-seven".