5361779117 has 4 divisors (see below), whose sum is σ = 5435228220. Its totient is φ = 5288330016.

The previous prime is 5361779099. The next prime is 5361779123. The reversal of 5361779117 is 7119771635.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 2012957956 + 3348821161 = 44866^2 + 57869^2 .

It is a cyclic number.

It is not a de Polignac number, because 5361779117 - 2¹² = 5361775021 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 (5361778117) 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, 36724442 + ... + 36724587.

It is an arithmetic number, because the mean of its divisors is an integer number (1358807055).

Almost surely, 2^5361779117 is an apocalyptic number.

It is an amenable number.

5361779117 is a deficient number, since it is larger than the sum of its proper divisors (73449103).

5361779117 is an equidigital number, since it uses as much as digits as its factorization.

5361779117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73449102.

The product of its digits is 277830, while the sum is 47.

The square root of 5361779117 is about 73224.1703059857. The cubic root of 5361779117 is about 1750.2616334812.

The spelling of 5361779117 in words is "five billion, three hundred sixty-one million, seven hundred seventy-nine thousand, one hundred seventeen".