5358776021 has 2 divisors, whose sum is σ = 5358776022. Its totient is φ = 5358776020.

The previous prime is 5358776011. The next prime is 5358776041. The reversal of 5358776021 is 1206778535.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4169284900 + 1189491121 = 64570^2 + 34489^2 .

It is a cyclic number.

It is not a de Polignac number, because 5358776021 - 2¹⁸ = 5358513877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5358776011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2679388010 + 2679388011.

It is an arithmetic number, because the mean of its divisors is an integer number (2679388011).

Almost surely, 2^5358776021 is an apocalyptic number.

It is an amenable number.

5358776021 is a deficient number, since it is larger than the sum of its proper divisors (1).

5358776021 is an equidigital number, since it uses as much as digits as its factorization.

5358776021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 352800, while the sum is 44.

The square root of 5358776021 is about 73203.6612540657. The cubic root of 5358776021 is about 1749.9348025779.

The spelling of 5358776021 in words is "five billion, three hundred fifty-eight million, seven hundred seventy-six thousand, twenty-one".