5177457121 has 2 divisors, whose sum is σ = 5177457122. Its totient is φ = 5177457120.

The previous prime is 5177457071. The next prime is 5177457143. The reversal of 5177457121 is 1217547715.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3117658896 + 2059798225 = 55836^2 + 45385^2 .

It is a cyclic number.

It is not a de Polignac number, because 5177457121 - 2¹⁵ = 5177424353 is a prime.

It is not a weakly prime, because it can be changed into another prime (5177457221) 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 as a sum of consecutive naturals, namely, 2588728560 + 2588728561.

It is an arithmetic number, because the mean of its divisors is an integer number (2588728561).

Almost surely, 2^5177457121 is an apocalyptic number.

It is an amenable number.

5177457121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5177457121 is an equidigital number, since it uses as much as digits as its factorization.

5177457121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 68600, while the sum is 40.

The square root of 5177457121 is about 71954.5489944868. The cubic root of 5177457121 is about 1729.9710555706.

The spelling of 5177457121 in words is "five billion, one hundred seventy-seven million, four hundred fifty-seven thousand, one hundred twenty-one".