527527813 has 2 divisors, whose sum is σ = 527527814. Its totient is φ = 527527812.

The previous prime is 527527769. The next prime is 527527843. The reversal of 527527813 is 318725725.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 364122724 + 163405089 = 19082^2 + 12783^2 .

It is a cyclic number.

It is not a de Polignac number, because 527527813 - 2¹³ = 527519621 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (527527843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263763906 + 263763907.

It is an arithmetic number, because the mean of its divisors is an integer number (263763907).

Almost surely, 2^527527813 is an apocalyptic number.

It is an amenable number.

527527813 is a deficient number, since it is larger than the sum of its proper divisors (1).

527527813 is an equidigital number, since it uses as much as digits as its factorization.

527527813 is an evil number, because the sum of its binary digits is even.

The product of its digits is 117600, while the sum is 40.

The square root of 527527813 is about 22967.9736372193. The cubic root of 527527813 is about 808.0069952708.

The spelling of 527527813 in words is "five hundred twenty-seven million, five hundred twenty-seven thousand, eight hundred thirteen".