140707877 has 2 divisors, whose sum is σ = 140707878. Its totient is φ = 140707876.

The previous prime is 140707873. The next prime is 140707933. The reversal of 140707877 is 778707041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71385601 + 69322276 = 8449^2 + 8326^2 .

It is a cyclic number.

It is not a de Polignac number, because 140707877 - 2² = 140707873 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140707873) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70353938 + 70353939.

It is an arithmetic number, because the mean of its divisors is an integer number (70353939).

Almost surely, 2^140707877 is an apocalyptic number.

It is an amenable number.

140707877 is a deficient number, since it is larger than the sum of its proper divisors (1).

140707877 is an equidigital number, since it uses as much as digits as its factorization.

140707877 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 76832, while the sum is 41.

The square root of 140707877 is about 11862.0351120708. The cubic root of 140707877 is about 520.1230933938.

The spelling of 140707877 in words is "one hundred forty million, seven hundred seven thousand, eight hundred seventy-seven".