4136161969 has 9 divisors (see below), whose sum is σ = 4198363329. Its totient is φ = 4074871680.

The previous prime is 4136161907. The next prime is 4136161973. The reversal of 4136161969 is 9691616314.

The square root of 4136161969 is 64313.

It is a perfect power (a square), and thus also a powerful number.

4136161969 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 327791025 + 3808370944 = 18105^2 + 61712^2 .

It is not a de Polignac number, because 4136161969 - 2⁹ = 4136161457 is a prime.

It is a super-2 number, since 2×4136161969² = 34215671667603913922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4136162969) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 4694409 + ... + 4695289.

Almost surely, 2^4136161969 is an apocalyptic number.

4136161969 is the 64313-rd square number.

4136161969 is the 32157-th centered octagonal number.

It is an amenable number.

4136161969 is a deficient number, since it is larger than the sum of its proper divisors (62201360).

4136161969 is an frugal number, since it uses more digits than its factorization.

4136161969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1908 (or 954 counting only the distinct ones).

The product of its digits is 209952, while the sum is 46.

The cubic root of 4136161969 is about 1605.2124237561.

The spelling of 4136161969 in words is "four billion, one hundred thirty-six million, one hundred sixty-one thousand, nine hundred sixty-nine".