527098021 has 2 divisors, whose sum is σ = 527098022. Its totient is φ = 527098020.

The previous prime is 527098007. The next prime is 527098031. The reversal of 527098021 is 120890725.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 396567396 + 130530625 = 19914^2 + 11425^2 .

It is a cyclic number.

It is not a de Polignac number, because 527098021 - 2¹⁷ = 526966949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527098001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263549010 + 263549011.

It is an arithmetic number, because the mean of its divisors is an integer number (263549011).

Almost surely, 2^527098021 is an apocalyptic number.

It is an amenable number.

527098021 is a deficient number, since it is larger than the sum of its proper divisors (1).

527098021 is an equidigital number, since it uses as much as digits as its factorization.

527098021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 527098021 is about 22958.6153981463. The cubic root of 527098021 is about 807.7875001792.

The spelling of 527098021 in words is "five hundred twenty-seven million, ninety-eight thousand, twenty-one".