4136107561 has 2 divisors, whose sum is σ = 4136107562. Its totient is φ = 4136107560.

The previous prime is 4136107553. The next prime is 4136107597. The reversal of 4136107561 is 1657016314.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4115992336 + 20115225 = 64156^2 + 4485^2 .

It is a cyclic number.

It is not a de Polignac number, because 4136107561 - 2³ = 4136107553 is a prime.

It is a super-2 number, since 2×4136107561² = 34214771512322737442, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (4136102561) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068053780 + 2068053781.

It is an arithmetic number, because the mean of its divisors is an integer number (2068053781).

Almost surely, 2^4136107561 is an apocalyptic number.

It is an amenable number.

4136107561 is a deficient number, since it is larger than the sum of its proper divisors (1).

4136107561 is an equidigital number, since it uses as much as digits as its factorization.

4136107561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 4136107561 is about 64312.5770048130. The cubic root of 4136107561 is about 1605.2053852841.

The spelling of 4136107561 in words is "four billion, one hundred thirty-six million, one hundred seven thousand, five hundred sixty-one".