2116513 has 8 divisors (see below), whose sum is σ = 2437632. Its totient is φ = 1800096.

The previous prime is 2116501. The next prime is 2116519. The reversal of 2116513 is 3156112.

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 2116513 - 2⁵ = 2116481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2116519) 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, 145 + ... + 2062.

It is an arithmetic number, because the mean of its divisors is an integer number (304704).

2^2116513 is an apocalyptic number.

It is an amenable number.

2116513 is a deficient number, since it is larger than the sum of its proper divisors (321119).

2116513 is a wasteful number, since it uses less digits than its factorization.

2116513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2351.

The product of its digits is 180, while the sum is 19.

The square root of 2116513 is about 1454.8240443435. The cubic root of 2116513 is about 128.3926945634.

It can be divided in two parts, 211 and 6513, that added together give a square (6724 = 82²).

The spelling of 2116513 in words is "two million, one hundred sixteen thousand, five hundred thirteen".