4115121469 has 2 divisors, whose sum is σ = 4115121470. Its totient is φ = 4115121468.

The previous prime is 4115121407. The next prime is 4115121481. The reversal of 4115121469 is 9641215114.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3371195844 + 743925625 = 58062^2 + 27275^2 .

It is a cyclic number.

It is not a de Polignac number, because 4115121469 - 2⁹ = 4115120957 is a prime.

It is a super-2 number, since 2×4115121469² = 33868449409249435922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (4115121499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2057560734 + 2057560735.

It is an arithmetic number, because the mean of its divisors is an integer number (2057560735).

Almost surely, 2^4115121469 is an apocalyptic number.

It is an amenable number.

4115121469 is a deficient number, since it is larger than the sum of its proper divisors (1).

4115121469 is an equidigital number, since it uses as much as digits as its factorization.

4115121469 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 8640, while the sum is 34.

The square root of 4115121469 is about 64149.2125360865. The cubic root of 4115121469 is about 1602.4859102654.

The spelling of 4115121469 in words is "four billion, one hundred fifteen million, one hundred twenty-one thousand, four hundred sixty-nine".