1013532566 has 8 divisors (see below), whose sum is σ = 1535059344. Its totient is φ = 501846120.

The previous prime is 1013532493. The next prime is 1013532589. The reversal of 1013532566 is 6652353101.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2459825 + ... + 2460236.

It is an arithmetic number, because the mean of its divisors is an integer number (191882418).

Almost surely, 2^1013532566 is an apocalyptic number.

1013532566 is a deficient number, since it is larger than the sum of its proper divisors (521526778).

1013532566 is a wasteful number, since it uses less digits than its factorization.

1013532566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4920166.

The product of its (nonzero) digits is 16200, while the sum is 32.

The square root of 1013532566 is about 31836.0262281586. The cubic root of 1013532566 is about 1004.4906591277.

Adding to 1013532566 its reverse (6652353101), we get a palindrome (7665885667).

The spelling of 1013532566 in words is "one billion, thirteen million, five hundred thirty-two thousand, five hundred sixty-six".