5106561213 has 8 divisors (see below), whose sum is σ = 7332498208. Its totient is φ = 3142499184.

The previous prime is 5106561209. The next prime is 5106561241. The reversal of 5106561213 is 3121656015.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5106561213 - 2² = 5106561209 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 (5106561263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 65468695 + ... + 65468772.

It is an arithmetic number, because the mean of its divisors is an integer number (916562276).

Almost surely, 2^5106561213 is an apocalyptic number.

It is an amenable number.

5106561213 is a deficient number, since it is larger than the sum of its proper divisors (2225936995).

5106561213 is a wasteful number, since it uses less digits than its factorization.

5106561213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130937483.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 5106561213 is about 71460.2071995317. The cubic root of 5106561213 is about 1722.0384625731.

The spelling of 5106561213 in words is "five billion, one hundred six million, five hundred sixty-one thousand, two hundred thirteen".