1013532085 has 4 divisors (see below), whose sum is σ = 1216238508. Its totient is φ = 810825664.

The previous prime is 1013532043. The next prime is 1013532103. The reversal of 1013532085 is 5802353101.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 556299396 + 457232689 = 23586^2 + 21383^2 .

It is a cyclic number.

It is not a de Polignac number, because 1013532085 - 2¹³ = 1013523893 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101353204 + ... + 101353213.

It is an arithmetic number, because the mean of its divisors is an integer number (304059627).

Almost surely, 2^1013532085 is an apocalyptic number.

It is an amenable number.

1013532085 is a deficient number, since it is larger than the sum of its proper divisors (202706423).

1013532085 is an equidigital number, since it uses as much as digits as its factorization.

1013532085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202706422.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1013532085 is about 31836.0186738229. The cubic root of 1013532085 is about 1004.4905002247.

Adding to 1013532085 its reverse (5802353101), we get a palindrome (6815885186).

The spelling of 1013532085 in words is "one billion, thirteen million, five hundred thirty-two thousand, eighty-five".