414140861 has 2 divisors, whose sum is σ = 414140862. Its totient is φ = 414140860.

The previous prime is 414140809. The next prime is 414140879. The reversal of 414140861 is 168041414.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 359292025 + 54848836 = 18955^2 + 7406^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-414140861 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (414140801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 207070430 + 207070431.

It is an arithmetic number, because the mean of its divisors is an integer number (207070431).

Almost surely, 2^414140861 is an apocalyptic number.

It is an amenable number.

414140861 is a deficient number, since it is larger than the sum of its proper divisors (1).

414140861 is an equidigital number, since it uses as much as digits as its factorization.

414140861 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 414140861 is about 20350.4511252208. The cubic root of 414140861 is about 745.3885101813.

The spelling of 414140861 in words is "four hundred fourteen million, one hundred forty thousand, eight hundred sixty-one".