1416165109 has 2 divisors, whose sum is σ = 1416165110. Its totient is φ = 1416165108.

The previous prime is 1416165073. The next prime is 1416165181. The reversal of 1416165109 is 9015616141.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1311164100 + 105001009 = 36210^2 + 10247^2 .

It is a cyclic number.

It is not a de Polignac number, because 1416165109 - 2²³ = 1407776501 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1416165199) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 708082554 + 708082555.

It is an arithmetic number, because the mean of its divisors is an integer number (708082555).

Almost surely, 2^1416165109 is an apocalyptic number.

It is an amenable number.

1416165109 is a deficient number, since it is larger than the sum of its proper divisors (1).

1416165109 is an equidigital number, since it uses as much as digits as its factorization.

1416165109 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 34.

The square root of 1416165109 is about 37631.9692415903. The cubic root of 1416165109 is about 1122.9781255230.

The spelling of 1416165109 in words is "one billion, four hundred sixteen million, one hundred sixty-five thousand, one hundred nine".