6121105 has 32 divisors (see below), whose sum is σ = 8460288. Its totient is φ = 4224000.

The previous prime is 6121099. The next prime is 6121109. The reversal of 6121105 is 5011216.

It is a happy number.

It is not a de Polignac number, because 6121105 - 2¹⁵ = 6088337 is a prime.

It is not an unprimeable number, because it can be changed into a prime (6121109) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 60555 + ... + 60655.

It is an arithmetic number, because the mean of its divisors is an integer number (264384).

Almost surely, 2^6121105 is an apocalyptic number.

It is an amenable number.

6121105 is a deficient number, since it is larger than the sum of its proper divisors (2339183).

6121105 is a wasteful number, since it uses less digits than its factorization.

6121105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 177.

The product of its (nonzero) digits is 60, while the sum is 16.

The square root of 6121105 is about 2474.0867001785. The cubic root of 6121105 is about 182.9264936153.

It can be divided in two parts, 6121 and 105, that added together give a palindrome (6226).

The spelling of 6121105 in words is "six million, one hundred twenty-one thousand, one hundred five".