1528170113 has 2 divisors, whose sum is σ = 1528170114. Its totient is φ = 1528170112.

The previous prime is 1528170089. The next prime is 1528170121. The reversal of 1528170113 is 3110718251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 816987889 + 711182224 = 28583^2 + 26668^2 .

It is a cyclic number.

It is not a de Polignac number, because 1528170113 - 2⁸ = 1528169857 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (1528170713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 764085056 + 764085057.

It is an arithmetic number, because the mean of its divisors is an integer number (764085057).

Almost surely, 2^1528170113 is an apocalyptic number.

It is an amenable number.

1528170113 is a deficient number, since it is larger than the sum of its proper divisors (1).

1528170113 is an equidigital number, since it uses as much as digits as its factorization.

1528170113 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1680, while the sum is 29.

The square root of 1528170113 is about 39091.8164453892. The cubic root of 1528170113 is about 1151.8357857432.

Adding to 1528170113 its reverse (3110718251), we get a palindrome (4638888364).

The spelling of 1528170113 in words is "one billion, five hundred twenty-eight million, one hundred seventy thousand, one hundred thirteen".