5258077421 has 2 divisors, whose sum is σ = 5258077422. Its totient is φ = 5258077420.

The previous prime is 5258077411. The next prime is 5258077469. The reversal of 5258077421 is 1247708525.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4394364100 + 863713321 = 66290^2 + 29389^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5258077421 is a prime.

It is a super-2 number, since 2×5258077421² = 55294756330460022482, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5258077411) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2629038710 + 2629038711.

It is an arithmetic number, because the mean of its divisors is an integer number (2629038711).

Almost surely, 2^5258077421 is an apocalyptic number.

It is an amenable number.

5258077421 is a deficient number, since it is larger than the sum of its proper divisors (1).

5258077421 is an equidigital number, since it uses as much as digits as its factorization.

5258077421 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 156800, while the sum is 41.

The square root of 5258077421 is about 72512.6018082374. The cubic root of 5258077421 is about 1738.9042095351.

The spelling of 5258077421 in words is "five billion, two hundred fifty-eight million, seventy-seven thousand, four hundred twenty-one".