2150109 has 48 divisors (see below), whose sum is σ = 3773952. Its totient is φ = 1165824.

The previous prime is 2150101. The next prime is 2150111. The reversal of 2150109 is 9010512.

It is not a de Polignac number, because 2150109 - 2³ = 2150101 is a prime.

2150109 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 2150091 and 2150100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2150101) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 45724 + ... + 45770.

It is an arithmetic number, because the mean of its divisors is an integer number (78624).

2^2150109 is an apocalyptic number.

It is an amenable number.

2150109 is a deficient number, since it is larger than the sum of its proper divisors (1623843).

2150109 is a wasteful number, since it uses less digits than its factorization.

2150109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106 (or 103 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 18.

The square root of 2150109 is about 1466.3249980819. The cubic root of 2150109 is about 129.0684691508.

The spelling of 2150109 in words is "two million, one hundred fifty thousand, one hundred nine".