1641107 has 8 divisors (see below), whose sum is σ = 1811040. Its totient is φ = 1477440.

The previous prime is 1641103. The next prime is 1641131. The reversal of 1641107 is 7011461.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1641107 - 2² = 1641103 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1641103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1007 + ... + 2072.

It is an arithmetic number, because the mean of its divisors is an integer number (226380).

2^1641107 is an apocalyptic number.

1641107 is a deficient number, since it is larger than the sum of its proper divisors (169933).

1641107 is a wasteful number, since it uses less digits than its factorization.

1641107 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3133.

The product of its (nonzero) digits is 168, while the sum is 20.

The square root of 1641107 is about 1281.0569854616. The cubic root of 1641107 is about 117.9538984900.

Adding to 1641107 its reverse (7011461), we get a palindrome (8652568).

The spelling of 1641107 in words is "one million, six hundred forty-one thousand, one hundred seven".