1949101 has 16 divisors (see below), whose sum is σ = 2574720. Its totient is φ = 1428480.

The previous prime is 1949081. The next prime is 1949111. The reversal of 1949101 is 1019491.

It is a cyclic number.

It is not a de Polignac number, because 1949101 - 2¹⁵ = 1916333 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 (1949111) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 565 + ... + 2053.

It is an arithmetic number, because the mean of its divisors is an integer number (160920).

2^1949101 is an apocalyptic number.

1949101 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1949101 is a deficient number, since it is larger than the sum of its proper divisors (625619).

1949101 is a wasteful number, since it uses less digits than its factorization.

1949101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1524.

The product of its (nonzero) digits is 324, while the sum is 25.

The square root of 1949101 is about 1396.1020736322. The cubic root of 1949101 is about 124.9140956437.

The spelling of 1949101 in words is "one million, nine hundred forty-nine thousand, one hundred one".