140410957 has 2 divisors, whose sum is σ = 140410958. Its totient is φ = 140410956.

The previous prime is 140410943. The next prime is 140410961. The reversal of 140410957 is 759014041.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133888041 + 6522916 = 11571^2 + 2554^2 .

It is a cyclic number.

It is not a de Polignac number, because 140410957 - 2²³ = 132022349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (140410357) 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, 70205478 + 70205479.

It is an arithmetic number, because the mean of its divisors is an integer number (70205479).

Almost surely, 2^140410957 is an apocalyptic number.

It is an amenable number.

140410957 is a deficient number, since it is larger than the sum of its proper divisors (1).

140410957 is an equidigital number, since it uses as much as digits as its factorization.

140410957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 140410957 is about 11849.5129435770. The cubic root of 140410957 is about 519.7569833398.

Adding to 140410957 its reverse (759014041), we get a palindrome (899424998).

The spelling of 140410957 in words is "one hundred forty million, four hundred ten thousand, nine hundred fifty-seven".