6191097 has 16 divisors (see below), whose sum is σ = 9216768. Its totient is φ = 3664080.

The previous prime is 6191083. The next prime is 6191137. The reversal of 6191097 is 7901916.

6191097 = T₃₀₃ + T₃₀₄ + ... + T₄₀₁.

It is not a de Polignac number, because 6191097 - 2⁷ = 6190969 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (33).

6191097 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6191197) 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 15 ways as a sum of consecutive naturals, for example, 763 + ... + 3600.

It is an arithmetic number, because the mean of its divisors is an integer number (576048).

Almost surely, 2^6191097 is an apocalyptic number.

It is an amenable number.

6191097 is a deficient number, since it is larger than the sum of its proper divisors (3025671).

6191097 is a wasteful number, since it uses less digits than its factorization.

6191097 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4420.

The product of its (nonzero) digits is 3402, while the sum is 33.

The square root of 6191097 is about 2488.1915119219. The cubic root of 6191097 is about 183.6210794523.

The spelling of 6191097 in words is "six million, one hundred ninety-one thousand, ninety-seven".