4061691415 has 4 divisors (see below), whose sum is σ = 4874029704. Its totient is φ = 3249353128.

The previous prime is 4061691409. The next prime is 4061691419. The reversal of 4061691415 is 5141961604.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4061691415 - 2³ = 4061691407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4061691419) 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 in 3 ways as a sum of consecutive naturals, for example, 406169137 + ... + 406169146.

It is an arithmetic number, because the mean of its divisors is an integer number (1218507426).

Almost surely, 2^4061691415 is an apocalyptic number.

4061691415 is a deficient number, since it is larger than the sum of its proper divisors (812338289).

4061691415 is an equidigital number, since it uses as much as digits as its factorization.

4061691415 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 812338288.

The product of its (nonzero) digits is 25920, while the sum is 37.

The square root of 4061691415 is about 63731.4005416482. The cubic root of 4061691415 is about 1595.5202051832.

The spelling of 4061691415 in words is "four billion, sixty-one million, six hundred ninety-one thousand, four hundred fifteen".