1013500 has 24 divisors (see below), whose sum is σ = 2214576. Its totient is φ = 405200.

The previous prime is 1013477. The next prime is 1013501. The reversal of 1013500 is 53101.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1013501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 514 + ... + 1513.

It is an arithmetic number, because the mean of its divisors is an integer number (92274).

2^1013500 is an apocalyptic number.

1013500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1013500 is an abundant number, since it is smaller than the sum of its proper divisors (1201076).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1013500 is a wasteful number, since it uses less digits than its factorization.

1013500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2046 (or 2034 counting only the distinct ones).

The product of its (nonzero) digits is 15, while the sum is 10.

The square root of 1013500 is about 1006.7273712381. The cubic root of 1013500 is about 100.4479900522.

Adding to 1013500 its reverse (53101), we get a palindrome (1066601).

The spelling of 1013500 in words is "one million, thirteen thousand, five hundred".