210460013 has 4 divisors (see below), whose sum is σ = 210830460. Its totient is φ = 210089568.

The previous prime is 210460007. The next prime is 210460037. The reversal of 210460013 is 310064012.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 78623689 + 131836324 = 8867^2 + 11482^2 .

It is a cyclic number.

It is not a de Polignac number, because 210460013 - 2²⁶ = 143351149 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210459973 and 210460000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210460043) 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, 184370 + ... + 185507.

It is an arithmetic number, because the mean of its divisors is an integer number (52707615).

Almost surely, 2^210460013 is an apocalyptic number.

It is an amenable number.

210460013 is a deficient number, since it is larger than the sum of its proper divisors (370447).

210460013 is an equidigital number, since it uses as much as digits as its factorization.

210460013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370446.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 210460013 is about 14507.2400200727. The cubic root of 210460013 is about 594.8258916699.

The spelling of 210460013 in words is "two hundred ten million, four hundred sixty thousand, thirteen".