1013213536 has 24 divisors (see below), whose sum is σ = 2018802744. Its totient is φ = 500501760.

The previous prime is 1013213527. The next prime is 1013213557. The reversal of 1013213536 is 6353123101.

It is a self number, because there is not a number n which added to its sum of digits gives 1013213536.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 188085 + ... + 193396.

It is an arithmetic number, because the mean of its divisors is an integer number (84116781).

Almost surely, 2^1013213536 is an apocalyptic number.

1013213536 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1013213536 is a deficient number, since it is larger than the sum of its proper divisors (1005589208).

1013213536 is an equidigital number, since it uses as much as digits as its factorization.

1013213536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381574 (or 381566 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 1013213536 is about 31831.0153152550. The cubic root of 1013213536 is about 1004.3852534421.

Adding to 1013213536 its reverse (6353123101), we get a palindrome (7366336637).

The spelling of 1013213536 in words is "one billion, thirteen million, two hundred thirteen thousand, five hundred thirty-six".