260615213 has 4 divisors (see below), whose sum is σ = 265032480. Its totient is φ = 256197948.

The previous prime is 260615197. The next prime is 260615221. The reversal of 260615213 is 312516062.

260615213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 260615213 - 2⁴ = 260615197 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 (260615263) 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, 2208545 + ... + 2208662.

It is an arithmetic number, because the mean of its divisors is an integer number (66258120).

Almost surely, 2^260615213 is an apocalyptic number.

It is an amenable number.

260615213 is a deficient number, since it is larger than the sum of its proper divisors (4417267).

260615213 is an equidigital number, since it uses as much as digits as its factorization.

260615213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4417266.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 260615213 is about 16143.5811702361. The cubic root of 260615213 is about 638.7534435574.

The spelling of 260615213 in words is "two hundred sixty million, six hundred fifteen thousand, two hundred thirteen".