2109701 has 4 divisors (see below), whose sum is σ = 2301504. Its totient is φ = 1917900.

The previous prime is 2109697. The next prime is 2109707. The reversal of 2109701 is 1079012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2109701 - 2² = 2109697 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 (2109707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 95885 + ... + 95906.

It is an arithmetic number, because the mean of its divisors is an integer number (575376).

2^2109701 is an apocalyptic number.

It is an amenable number.

2109701 is a deficient number, since it is larger than the sum of its proper divisors (191803).

2109701 is a wasteful number, since it uses less digits than its factorization.

2109701 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191802.

The product of its (nonzero) digits is 126, while the sum is 20.

The square root of 2109701 is about 1452.4809809426. The cubic root of 2109701 is about 128.2548025008.

The spelling of 2109701 in words is "two million, one hundred nine thousand, seven hundred one".