5090706121 has 6 divisors (see below), whose sum is σ = 5119336922. Its totient is φ = 5062234560.

The previous prime is 5090706097. The next prime is 5090706133. The reversal of 5090706121 is 1216070905.

It can be written as a sum of positive squares in only one way, i.e., 3595801225 + 1494904896 = 59965^2 + 38664^2 .

It is not a de Polignac number, because 5090706121 - 2⁷ = 5090705993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5090706191) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 47400 + ... + 111481.

Almost surely, 2^5090706121 is an apocalyptic number.

It is an amenable number.

5090706121 is a deficient number, since it is larger than the sum of its proper divisors (28630801).

5090706121 is an equidigital number, since it uses as much as digits as its factorization.

5090706121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159239 (or 159060 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 5090706121 is about 71349.1844452339. The cubic root of 5090706121 is about 1720.2543928081.

The spelling of 5090706121 in words is "five billion, ninety million, seven hundred six thousand, one hundred twenty-one".