727661113 has 4 divisors (see below), whose sum is σ = 734725888. Its totient is φ = 720596340.

The previous prime is 727661111. The next prime is 727661119. The reversal of 727661113 is 311166727.

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 727661113 - 2¹ = 727661111 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (727661111) 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, 3532233 + ... + 3532438.

It is an arithmetic number, because the mean of its divisors is an integer number (183681472).

Almost surely, 2^727661113 is an apocalyptic number.

It is an amenable number.

727661113 is a deficient number, since it is larger than the sum of its proper divisors (7064775).

727661113 is a wasteful number, since it uses less digits than its factorization.

727661113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7064774.

The product of its digits is 10584, while the sum is 34.

The square root of 727661113 is about 26975.1944015238. The cubic root of 727661113 is about 899.4486800381.

The spelling of 727661113 in words is "seven hundred twenty-seven million, six hundred sixty-one thousand, one hundred thirteen".