1013532531 has 8 divisors (see below), whose sum is σ = 1474229184. Its totient is φ = 614262120.

The previous prime is 1013532493. The next prime is 1013532589. The reversal of 1013532531 is 1352353101.

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

It is not a de Polignac number, because 1013532531 - 2¹⁰ = 1013531507 is a prime.

It is a super-2 number, since 2×1013532531² = 2054496382790531922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1013532431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15356521 + ... + 15356586.

It is an arithmetic number, because the mean of its divisors is an integer number (184278648).

Almost surely, 2^1013532531 is an apocalyptic number.

1013532531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1013532531 is a deficient number, since it is larger than the sum of its proper divisors (460696653).

1013532531 is a wasteful number, since it uses less digits than its factorization.

1013532531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30713121.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 1013532531 is about 31836.0256784668. The cubic root of 1013532531 is about 1004.4906475651.

Adding to 1013532531 its reverse (1352353101), we get a palindrome (2365885632).

The spelling of 1013532531 in words is "one billion, thirteen million, five hundred thirty-two thousand, five hundred thirty-one".