140677 has 2 divisors, whose sum is σ = 140678. Its totient is φ = 140676.

The previous prime is 140663. The next prime is 140681. The reversal of 140677 is 776041.

140677 is nontrivially palindromic in base 11.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 103041 + 37636 = 321^2 + 194^2 .

It is a cyclic number.

It is not a de Polignac number, because 140677 - 2⁷ = 140549 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140617) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70338 + 70339.

It is an arithmetic number, because the mean of its divisors is an integer number (70339).

2¹⁴⁰⁶⁷⁷ is an apocalyptic number.

It is an amenable number.

140677 is a deficient number, since it is larger than the sum of its proper divisors (1).

140677 is an equidigital number, since it uses as much as digits as its factorization.

140677 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 140677 is about 375.0693269250. The cubic root of 140677 is about 52.0085045262.

The spelling of 140677 in words is "one hundred forty thousand, six hundred seventy-seven".