5168022137 has 4 divisors (see below), whose sum is σ = 5174708580. Its totient is φ = 5161335696.

The previous prime is 5168022133. The next prime is 5168022187. The reversal of 5168022137 is 7312208615.

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 740982841 + 4427039296 = 27221^2 + 66536^2 .

It is a cyclic number.

It is not a de Polignac number, because 5168022137 - 2² = 5168022133 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5168022097 and 5168022106.

It is not an unprimeable number, because it can be changed into a prime (5168022131) 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, 3342062 + ... + 3343607.

It is an arithmetic number, because the mean of its divisors is an integer number (1293677145).

Almost surely, 2^5168022137 is an apocalyptic number.

It is an amenable number.

5168022137 is a deficient number, since it is larger than the sum of its proper divisors (6686443).

5168022137 is an equidigital number, since it uses as much as digits as its factorization.

5168022137 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6686442.

The product of its (nonzero) digits is 20160, while the sum is 35.

The square root of 5168022137 is about 71888.9569892344. The cubic root of 5168022137 is about 1728.9195629372.

The spelling of 5168022137 in words is "five billion, one hundred sixty-eight million, twenty-two thousand, one hundred thirty-seven".