6163691 has 4 divisors (see below), whose sum is σ = 6212352. Its totient is φ = 6115032.

The previous prime is 6163679. The next prime is 6163693. The reversal of 6163691 is 1963616.

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 6163691 - 2¹⁴ = 6147307 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6163693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24140 + ... + 24393.

It is an arithmetic number, because the mean of its divisors is an integer number (1553088).

Almost surely, 2^6163691 is an apocalyptic number.

6163691 is a deficient number, since it is larger than the sum of its proper divisors (48661).

6163691 is a wasteful number, since it uses less digits than its factorization.

6163691 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48660.

The product of its digits is 5832, while the sum is 32.

The square root of 6163691 is about 2482.6781909865. The cubic root of 6163691 is about 183.3497348044.

The spelling of 6163691 in words is "six million, one hundred sixty-three thousand, six hundred ninety-one".