4991414061 has 4 divisors (see below), whose sum is σ = 6655218752. Its totient is φ = 3327609372.

The previous prime is 4991413993. The next prime is 4991414111. The reversal of 4991414061 is 1604141994.

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 not a de Polignac number, because 4991414061 - 2⁹ = 4991413549 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 (4991412061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 831902341 + ... + 831902346.

It is an arithmetic number, because the mean of its divisors is an integer number (1663804688).

Almost surely, 2^4991414061 is an apocalyptic number.

It is an amenable number.

4991414061 is a deficient number, since it is larger than the sum of its proper divisors (1663804691).

4991414061 is a wasteful number, since it uses less digits than its factorization.

4991414061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1663804690.

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 4991414061 is about 70649.9402759832. The cubic root of 4991414061 is about 1708.9966026121.

The spelling of 4991414061 in words is "four billion, nine hundred ninety-one million, four hundred fourteen thousand, sixty-one".