61107135711 has 8 divisors (see below), whose sum is σ = 81513106944. Its totient is φ = 40719627480.

The previous prime is 61107135709. The next prime is 61107135721. The reversal of 61107135711 is 11753170116.

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

It is not a de Polignac number, because 61107135711 - 2¹ = 61107135709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61107135721) 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, 4608025 + ... + 4621266.

It is an arithmetic number, because the mean of its divisors is an integer number (10189138368).

Almost surely, 2^61107135711 is an apocalyptic number.

61107135711 is a deficient number, since it is larger than the sum of its proper divisors (20405971233).

61107135711 is a wasteful number, since it uses less digits than its factorization.

61107135711 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9231501.

The product of its (nonzero) digits is 4410, while the sum is 33.

The spelling of 61107135711 in words is "sixty-one billion, one hundred seven million, one hundred thirty-five thousand, seven hundred eleven".