2130073 has 8 divisors (see below), whose sum is σ = 2380896. Its totient is φ = 1888800.

The previous prime is 2130061. The next prime is 2130101. The reversal of 2130073 is 3700312.

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 2130073 - 2¹³ = 2121881 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2130013) 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, 1911 + ... + 2812.

It is an arithmetic number, because the mean of its divisors is an integer number (297612).

2^2130073 is an apocalyptic number.

It is an amenable number.

2130073 is a deficient number, since it is larger than the sum of its proper divisors (250823).

2130073 is a wasteful number, since it uses less digits than its factorization.

2130073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4775.

The product of its (nonzero) digits is 126, while the sum is 16.

The square root of 2130073 is about 1459.4769611063. The cubic root of 2130073 is about 128.6663049855. Note that the first 3 decimals are identical.

Adding to 2130073 its reverse (3700312), we get a palindrome (5830385).

The spelling of 2130073 in words is "two million, one hundred thirty thousand, seventy-three".