1013533023 has 16 divisors (see below), whose sum is σ = 1372764672. Its totient is φ = 665028000.

The previous prime is 1013533021. The next prime is 1013533033. The reversal of 1013533023 is 3203353101.

It is not a de Polignac number, because 1013533023 - 2¹ = 1013533021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013533021) 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 15 ways as a sum of consecutive naturals, for example, 130633 + ... + 138173.

It is an arithmetic number, because the mean of its divisors is an integer number (85797792).

Almost surely, 2^1013533023 is an apocalyptic number.

1013533023 is a deficient number, since it is larger than the sum of its proper divisors (359231649).

1013533023 is an equidigital number, since it uses as much as digits as its factorization.

1013533023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8246.

The product of its (nonzero) digits is 810, while the sum is 21.

The square root of 1013533023 is about 31836.0334055611. The cubic root of 1013533023 is about 1004.4908101020.

Adding to 1013533023 its reverse (3203353101), we get a palindrome (4216886124).

The spelling of 1013533023 in words is "one billion, thirteen million, five hundred thirty-three thousand, twenty-three".